Distribution of the literature according to the geographic region or country
| Country/territory | IK (N = 6025) | LK (N = 7129) | TK (N = 8089) | Overall | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n | (%) | R | n | (%) | R | n | (%) | R | rank | |
| USA | 1085 | 18.01 | 1 | 1650 | 23.14 | 1 | 1378 | 19.33 | 1 | 1 |
| Canada | 672 | 11.15 | 2 | 452 | 6.34 | 4 | 692 | 9.71 | 3 | 2 |
| UK | 420 | 6.97 | 6 | 966 | 13.55 | 2 | 591 | 8.29 | 4 | 3 |
| Australia | 601 | 9.98 | 4 | 538 | 7.55 | 3 | 457 | 6.41 | 7 | 4 |
| India | 562 | 9.33 | 5 | 187 | 2.62 | 13 | 1144 | 16.05 | 2 | 5 |
| Germany | 144 | 2.39 | 9 | 399 | 5.60 | 5 | 294 | 4.12 | 8 | 6 |
| China | 127 | 2.11 | 11 | 293 | 4.11 | 9 | 490 | 6.87 | 6 | 7 |
| South Africa | 634 | 10.52 | 3 | 210 | 2.95 | 12 | 193 | 2.71 | 13 | 8 |
| Brazil | 85 | 1.41 | 17 | 294 | 4.12 | 8 | 551 | 7.73 | 5 | 9 |
| France | 75 | 1.24 | 19 | 311 | 4.36 | 6 | 217 | 3.04 | 12 | 10 |
| The Netherlands | 119 | 1.98 | 13 | 255 | 3.58 | 11 | 168 | 2.36 | 14 | 11 |
| Indonesia | 108 | 1.79 | 15 | 268 | 3.76 | 10 | 148 | 2.08 | 15 | 12 |
| New Zealand | 232 | 3.85 | 7 | 98 | 1.37 | 21 | 135 | 1.89 | 17 | 13 |
| Italy | 53 | 0.88 | 36 | 301 | 4.22 | 7 | 282 | 3.96 | 9 | 14 |
| Mexico | 63 | 1.05 | 27 | 154 | 2.16 | 15 | 234 | 3.28 | 11 | 16 |
| Norway | 94 | 1.56 | 16 | 130 | 1.82 | 18 | 129 | 1.81 | 18 | 14 |
| Spain | 54 | 0.90 | 34 | 187 | 2.62 | 13 | 281 | 3.94 | 10 | 17 |
| Sweden | 55 | 0.91 | 31 | 152 | 2.13 | 16 | 119 | 1.67 | 20 | 18 |
| Kenya | 122 | 2.02 | 12 | 78 | 1.09 | 24 | 73 | 1.02 | 32 | 19 |
| Thailand | 72 | 1.20 | 22 | 93 | 1.30 | 22 | 83 | 1.16 | 26 | 20 |
| Ethiopia | 161 | 2.67 | 8 | 57 | 0.80 | 29 | 60 | 0.84 | 36 | 21 |
| Switzerland | 49 | 0.81 | 37 | 131 | 1.84 | 17 | 117 | 1.64 | 21 | 22 |
| Malaysia | 60 | 1.00 | 28 | 68 | 0.95 | 26 | 104 | 1.46 | 22 | 23 |
| Belgium | 64 | 1.06 | 25 | 77 | 1.08 | 25 | 78 | 1.09 | 28 | 24 |
| Finland | 49 | 0.81 | 37 | 103 | 1.44 | 20 | 94 | 1.32 | 24 | 25 |
| Denmark | 39 | 0.65 | 40 | 122 | 1.71 | 19 | 96 | 1.35 | 23 | 26 |
| Pakistan | 119 | 1.98 | 13 | 27 | 0.38 | 53 | 120 | 1.68 | 19 | 27 |
| Nigeria | 143 | 2.37 | 10 | 39 | 0.55 | 41 | 43 | 0.60 | 43 | 28 |
| Colombia | 35 | 0.58 | 41 | 65 | 0.91 | 28 | 80 | 1.12 | 27 | 29 |
| Nepal | 55 | 0.91 | 31 | 41 | 0.58 | 37 | 66 | 0.93 | 33 | 30 |
| Tanzania | 55 | 0.91 | 31 | 55 | 0.77 | 30 | 48 | 0.67 | 40 | 30 |
| Uganda | 75 | 1.24 | 19 | 38 | 0.53 | 43 | 43 | 0.60 | 43 | 32 |
| Bangladesh | 69 | 1.15 | 23 | 38 | 0.53 | 43 | 46 | 0.65 | 42 | 33 |
| Austria | 20 | 0.33 | 50 | 68 | 0.95 | 26 | 61 | 0.86 | 34 | 34 |
| Ghana | 66 | 1.10 | 24 | 49 | 0.69 | 34 | 31 | 0.43 | 53 | 35 |
| South Korea | 21 | 0.35 | 48 | 40 | 0.56 | 40 | 91 | 1.28 | 25 | 36 |
| Taiwan | 30 | 0.50 | 44 | 51 | 0.72 | 32 | 55 | 0.77 | 37 | 36 |
| Portugal | 11 | 0.18 | 63 | 83 | 1.16 | 23 | 78 | 1.09 | 28 | 38 |
| Philippines | 59 | 0.98 | 30 | 41 | 0.58 | 37 | 38 | 0.53 | 47 | 38 |
| Iran | 64 | 1.06 | 25 | 32 | 0.45 | 49 | 47 | 0.66 | 41 | 40 |
| Chile | 31 | 0.51 | 43 | 50 | 0.70 | 33 | 50 | 0.70 | 39 | 40 |
| Argentina | 19 | 0.32 | 51 | 47 | 0.66 | 35 | 77 | 1.08 | 31 | 42 |
| Japan | 84 | 1.39 | 18 | 6 | 0.08 | 94 | 137 | 1.92 | 16 | 43 |
| Russian Federation | 19 | 0.32 | 51 | 36 | 0.50 | 45 | 61 | 0.86 | 34 | 44 |
| Peru | 25 | 0.41 | 46 | 35 | 0.49 | 46 | 54 | 0.76 | 38 | 44 |
| Viet Nam | 25 | 0.41 | 46 | 41 | 0.58 | 37 | 32 | 0.45 | 51 | 46 |
| Zimbabwe | 75 | 1.24 | 19 | 26 | 0.36 | 54 | 22 | 0.31 | 64 | 47 |
| Benin | 43 | 0.71 | 39 | 25 | 0.35 | 56 | 41 | 0.58 | 45 | 48 |
| Hong Kong | 13 | 0.22 | 59 | 52 | 0.73 | 31 | 32 | 0.45 | 51 | 49 |
| Turkey | 8 | 0.13 | 69 | 31 | 0.43 | 51 | 78 | 1.09 | 28 | 50 |
| Cameroon | 34 | 0.56 | 42 | 26 | 0.36 | 54 | 30 | 0.42 | 55 | 51 |
| Saudi Arabia | 19 | 0.32 | 51 | 19 | 0.27 | 64 | 39 | 0.55 | 46 | 52 |
| Ireland | 8 | 0.13 | 69 | 47 | 0.66 | 35 | 23 | 0.32 | 61 | 53 |
| Ecuador | 13 | 0.22 | 59 | 22 | 0.31 | 59 | 38 | 0.53 | 47 | 53 |
| Czech Republic | 17 | 0.28 | 55 | 25 | 0.35 | 56 | 26 | 0.36 | 57 | 55 |
| Greece | 8 | 0.13 | 69 | 39 | 0.55 | 41 | 23 | 0.32 | 61 | 56 |
| Botswana | 54 | 0.90 | 34 | 20 | 0.28 | 63 | 14 | 0.20 | 76 | 57 |
| Bolivia | 15 | 0.25 | 57 | 18 | 0.25 | 65 | 31 | 0.43 | 53 | 58 |
| Fiji | 21 | 0.35 | 48 | 10 | 0.14 | 79 | 35 | 0.49 | 49 | 59 |
| Poland | 6 | 0.10 | 75 | 34 | 0.48 | 47 | 28 | 0.39 | 56 | 60 |
| Egypt | 16 | 0.27 | 56 | 17 | 0.24 | 66 | 26 | 0.36 | 57 | 61 |
| Burkina Faso | 13 | 0.22 | 59 | 28 | 0.39 | 52 | 16 | 0.22 | 71 | 62 |
| Israel | 10 | 0.17 | 65 | 33 | 0.46 | 48 | 15 | 0.21 | 72 | 63 |
| Namibia | 60 | 1.00 | 28 | 9 | 0.13 | 83 | 14 | 0.20 | 76 | 64 |
| Singapore | 10 | 0.17 | 65 | 25 | 0.35 | 56 | 15 | 0.21 | 72 | 65 |
| Morocco | 12 | 0.20 | 62 | 15 | 0.21 | 68 | 21 | 0.29 | 65 | 66 |
| Costa Rica | 7 | 0.12 | 72 | 22 | 0.31 | 59 | 19 | 0.27 | 68 | 67 |
| Sri Lanka | 18 | 0.30 | 54 | 10 | 0.14 | 79 | 20 | 0.28 | 66 | 67 |
| Malawi | 26 | 0.43 | 45 | 14 | 0.20 | 72 | 10 | 0.14 | 88 | 69 |
| Venezuela | 9 | 0.15 | 67 | 12 | 0.17 | 74 | 13 | 0.18 | 79 | 70 |
| Mongolia | 5 | 0.08 | 81 | 12 | 0.17 | 74 | 15 | 0.21 | 72 | 71 |
| Madagascar | 3 | 0.05 | 98 | 21 | 0.29 | 62 | 19 | 0.27 | 68 | 72 |
| Slovenia | 4 | 0.07 | 88 | 12 | 0.17 | 74 | 20 | 0.28 | 66 | 72 |
| Hungary | 1 | 0.02 | 131 | 32 | 0.45 | 49 | 34 | 0.48 | 50 | 74 |
| Georgia | 7 | 0.12 | 72 | 5 | 0.07 | 105 | 25 | 0.35 | 59 | 75 |
| Mali | 6 | 0.10 | 75 | 10 | 0.14 | 79 | 11 | 0.15 | 83 | 76 |
| Zambia | 15 | 0.25 | 57 | 7 | 0.10 | 90 | 9 | 0.13 | 92 | 77 |
| Solomon Islands | 5 | 0.08 | 81 | 8 | 0.11 | 86 | 15 | 0.21 | 72 | 77 |
| Senegal | 6 | 0.10 | 75 | 22 | 0.31 | 59 | 5 | 0.07 | 114 | 79 |
| Papua New Guinea | 4 | 0.07 | 88 | 8 | 0.11 | 86 | 14 | 0.20 | 76 | 80 |
| Algeria | 2 | 0.03 | 114 | 15 | 0.21 | 68 | 18 | 0.25 | 70 | 81 |
| Vanuatu | 6 | 0.10 | 75 | 6 | 0.08 | 94 | 11 | 0.15 | 83 | 81 |
| Romania | 1 | 0.02 | 131 | 17 | 0.24 | 66 | 23 | 0.32 | 61 | 83 |
| Serbia | 1 | 0.02 | 131 | 15 | 0.21 | 68 | 24 | 0.34 | 60 | 84 |
| Laos | 5 | 0.08 | 81 | 9 | 0.13 | 83 | 8 | 0.11 | 96 | 85 |
| Estonia | 4 | 0.07 | 88 | 7 | 0.10 | 90 | 11 | 0.15 | 83 | 86 |
| United Arab Emirates | 3 | 0.05 | 98 | 14 | 0.20 | 72 | 8 | 0.11 | 96 | 87 |
| Panama | 4 | 0.07 | 88 | 11 | 0.15 | 78 | 7 | 0.10 | 100 | 87 |
| Rwanda | 7 | 0.12 | 72 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 87 |
| Niger | 11 | 0.18 | 63 | 8 | 0.11 | 86 | 4 | 0.06 | 118 | 90 |
| Jamaica | 4 | 0.07 | 88 | 6 | 0.08 | 94 | 9 | 0.13 | 92 | 91 |
| Mozambique | 5 | 0.08 | 81 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 92 |
| Greenland | 4 | 0.07 | 88 | 4 | 0.06 | 112 | 13 | 0.18 | 79 | 93 |
| Lebanon | 3 | 0.05 | 98 | 6 | 0.08 | 94 | 10 | 0.14 | 88 | 94 |
| Sudan | 6 | 0.10 | 75 | 4 | 0.06 | 112 | 6 | 0.08 | 107 | 95 |
| Congo | 5 | 0.08 | 81 | 3 | 0.04 | 120 | 8 | 0.11 | 96 | 96 |
| Uruguay | 2 | 0.03 | 114 | 9 | 0.13 | 83 | 6 | 0.08 | 107 | 97 |
| Iceland | 2 | 0.03 | 114 | 7 | 0.10 | 90 | 7 | 0.10 | 100 | 97 |
| New Caledonia | 2 | 0.03 | 114 | 7 | 0.10 | 90 | 7 | 0.10 | 100 | 97 |
| Mauritius | 4 | 0.07 | 88 | 3 | 0.04 | 120 | 8 | 0.11 | 96 | 97 |
| Oman | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 10 | 0.14 | 88 | 101 |
| Samoa | 5 | 0.08 | 81 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 102 |
| Tunisia | 0 | 0.00 | 160 | 15 | 0.21 | 68 | 12 | 0.17 | 82 | 103 |
| Jordan | 2 | 0.03 | 114 | 10 | 0.14 | 79 | 4 | 0.06 | 118 | 104 |
| Syrian Arab Republic | 6 | 0.10 | 75 | 5 | 0.07 | 105 | 3 | 0.04 | 132 | 105 |
| Trinidad and Tobago | 5 | 0.08 | 81 | 5 | 0.07 | 105 | 3 | 0.04 | 132 | 106 |
| Slovakia | 1 | 0.02 | 131 | 5 | 0.07 | 105 | 11 | 0.15 | 83 | 107 |
| Guatemala | 3 | 0.05 | 98 | 5 | 0.07 | 105 | 4 | 0.06 | 118 | 108 |
| Bhutan | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 109 |
| Brunei Darussalam | 4 | 0.07 | 88 | 3 | 0.04 | 120 | 4 | 0.06 | 118 | 110 |
| Cote d'Ivoire | 2 | 0.03 | 114 | 12 | 0.17 | 74 | 2 | 0.03 | 144 | 111 |
| Bulgaria | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 13 | 0.18 | 79 | 112 |
| Qatar | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 7 | 0.10 | 100 | 113 |
| Cuba | 1 | 0.02 | 131 | 4 | 0.06 | 112 | 9 | 0.13 | 92 | 114 |
| Honduras | 4 | 0.07 | 88 | 5 | 0.07 | 105 | 2 | 0.03 | 144 | 115 |
| Macao | 1 | 0.02 | 131 | 6 | 0.08 | 94 | 5 | 0.07 | 114 | 116 |
| French Polynesia | 2 | 0.03 | 114 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 117 |
| Myanmar | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 10 | 0.14 | 88 | 118 |
| Micronesia | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 9 | 0.13 | 92 | 118 |
| Croatia | 1 | 0.02 | 131 | 2 | 0.03 | 136 | 11 | 0.15 | 83 | 120 |
| Iraq | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 121 |
| Puerto Rico | 2 | 0.03 | 114 | 4 | 0.06 | 112 | 3 | 0.04 | 132 | 122 |
| Eswatini (Swaziland) | 9 | 0.15 | 67 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 123 |
| Barbados | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 123 |
| Marshall Islands | 4 | 0.07 | 88 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 123 |
| Guinea | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 3 | 0.04 | 132 | 126 |
| North Macedonia | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 4 | 0.06 | 118 | 127 |
| Nicaragua | 3 | 0.05 | 98 | 4 | 0.06 | 112 | 0 | 0.00 | 159 | 127 |
| Angola | 1 | 0.02 | 131 | 2 | 0.03 | 136 | 6 | 0.08 | 107 | 129 |
| Palestine | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 0 | 0.00 | 159 | 130 |
| Cambodia | 0 | 0.00 | 160 | 8 | 0.11 | 86 | 3 | 0.04 | 132 | 131 |
| Timor-Leste | 1 | 0.02 | 131 | 5 | 0.07 | 105 | 2 | 0.03 | 144 | 132 |
| Belarus | 1 | 0.02 | 131 | 6 | 0.08 | 94 | 1 | 0.01 | 156 | 133 |
| Latvia | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 3 | 0.04 | 132 | 134 |
| Lithuania | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 3 | 0.04 | 132 | 134 |
| Ukraine | 0 | 0.00 | 160 | 4 | 0.06 | 112 | 5 | 0.07 | 114 | 136 |
| Democratic Republic Congo | 2 | 0.03 | 114 | 3 | 0.04 | 120 | 0 | 0.00 | 159 | 137 |
| Togo | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 137 |
| Haiti | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 139 |
| Belize | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 4 | 0.06 | 118 | 140 |
| Kyrgyzstan | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 5 | 0.07 | 114 | 141 |
| Afghanistan | 3 | 0.05 | 98 | 1 | 0.01 | 148 | 1 | 0.01 | 156 | 142 |
| Niue | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 142 |
| Sierra Leone | 1 | 0.02 | 131 | 4 | 0.06 | 112 | 0 | 0.00 | 159 | 142 |
| Guinea-Bissau | 0 | 0.00 | 160 | 4 | 0.06 | 112 | 3 | 0.04 | 132 | 145 |
| Albania | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Kiribati | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Palau | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Dominican Republic | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 149 |
| Malta | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 149 |
| Bahrain | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 3 | 0.04 | 132 | 151 |
| Eritrea | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Guyana | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Tajikistan | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Faroe Islands | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 155 |
| French Guiana | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 155 |
| Montenegro | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 157 |
| Cyprus | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 6 | 0.08 | 107 | 158 |
| Cape Verde | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 2 | 0.03 | 144 | 158 |
| Libyan Arab Jamahiriya | 0 | 0.00 | 160 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 160 |
| Seychelles | 0 | 0.00 | 160 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 160 |
| Lesotho | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 162 |
| Tonga | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 162 |
| Kazakhstan | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 164 |
| Bahamas | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Bosnia and Herzegovina | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| El Salvador | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Guam | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Chad | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 1 | 0.01 | 156 | 169 |
| Cook Islands | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Guadeloupe | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Liberia | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Maldives | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Suriname | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 174 |
| Gambia | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Kuwait | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Uzbekistan | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Luxembourg | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 178 |
| Burundi | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
| Central African Republic | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
| Djibouti | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
| Country/territory | IK ( | LK ( | TK ( | Overall | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| (%) | (%) | (%) | rank | |||||||
| USA | 1085 | 18.01 | 1 | 1650 | 23.14 | 1 | 1378 | 19.33 | 1 | 1 |
| Canada | 672 | 11.15 | 2 | 452 | 6.34 | 4 | 692 | 9.71 | 3 | 2 |
| UK | 420 | 6.97 | 6 | 966 | 13.55 | 2 | 591 | 8.29 | 4 | 3 |
| Australia | 601 | 9.98 | 4 | 538 | 7.55 | 3 | 457 | 6.41 | 7 | 4 |
| India | 562 | 9.33 | 5 | 187 | 2.62 | 13 | 1144 | 16.05 | 2 | 5 |
| Germany | 144 | 2.39 | 9 | 399 | 5.60 | 5 | 294 | 4.12 | 8 | 6 |
| China | 127 | 2.11 | 11 | 293 | 4.11 | 9 | 490 | 6.87 | 6 | 7 |
| South Africa | 634 | 10.52 | 3 | 210 | 2.95 | 12 | 193 | 2.71 | 13 | 8 |
| Brazil | 85 | 1.41 | 17 | 294 | 4.12 | 8 | 551 | 7.73 | 5 | 9 |
| France | 75 | 1.24 | 19 | 311 | 4.36 | 6 | 217 | 3.04 | 12 | 10 |
| The Netherlands | 119 | 1.98 | 13 | 255 | 3.58 | 11 | 168 | 2.36 | 14 | 11 |
| Indonesia | 108 | 1.79 | 15 | 268 | 3.76 | 10 | 148 | 2.08 | 15 | 12 |
| New Zealand | 232 | 3.85 | 7 | 98 | 1.37 | 21 | 135 | 1.89 | 17 | 13 |
| Italy | 53 | 0.88 | 36 | 301 | 4.22 | 7 | 282 | 3.96 | 9 | 14 |
| Mexico | 63 | 1.05 | 27 | 154 | 2.16 | 15 | 234 | 3.28 | 11 | 16 |
| Norway | 94 | 1.56 | 16 | 130 | 1.82 | 18 | 129 | 1.81 | 18 | 14 |
| Spain | 54 | 0.90 | 34 | 187 | 2.62 | 13 | 281 | 3.94 | 10 | 17 |
| Sweden | 55 | 0.91 | 31 | 152 | 2.13 | 16 | 119 | 1.67 | 20 | 18 |
| Kenya | 122 | 2.02 | 12 | 78 | 1.09 | 24 | 73 | 1.02 | 32 | 19 |
| Thailand | 72 | 1.20 | 22 | 93 | 1.30 | 22 | 83 | 1.16 | 26 | 20 |
| Ethiopia | 161 | 2.67 | 8 | 57 | 0.80 | 29 | 60 | 0.84 | 36 | 21 |
| Switzerland | 49 | 0.81 | 37 | 131 | 1.84 | 17 | 117 | 1.64 | 21 | 22 |
| Malaysia | 60 | 1.00 | 28 | 68 | 0.95 | 26 | 104 | 1.46 | 22 | 23 |
| Belgium | 64 | 1.06 | 25 | 77 | 1.08 | 25 | 78 | 1.09 | 28 | 24 |
| Finland | 49 | 0.81 | 37 | 103 | 1.44 | 20 | 94 | 1.32 | 24 | 25 |
| Denmark | 39 | 0.65 | 40 | 122 | 1.71 | 19 | 96 | 1.35 | 23 | 26 |
| Pakistan | 119 | 1.98 | 13 | 27 | 0.38 | 53 | 120 | 1.68 | 19 | 27 |
| Nigeria | 143 | 2.37 | 10 | 39 | 0.55 | 41 | 43 | 0.60 | 43 | 28 |
| Colombia | 35 | 0.58 | 41 | 65 | 0.91 | 28 | 80 | 1.12 | 27 | 29 |
| Nepal | 55 | 0.91 | 31 | 41 | 0.58 | 37 | 66 | 0.93 | 33 | 30 |
| Tanzania | 55 | 0.91 | 31 | 55 | 0.77 | 30 | 48 | 0.67 | 40 | 30 |
| Uganda | 75 | 1.24 | 19 | 38 | 0.53 | 43 | 43 | 0.60 | 43 | 32 |
| Bangladesh | 69 | 1.15 | 23 | 38 | 0.53 | 43 | 46 | 0.65 | 42 | 33 |
| Austria | 20 | 0.33 | 50 | 68 | 0.95 | 26 | 61 | 0.86 | 34 | 34 |
| Ghana | 66 | 1.10 | 24 | 49 | 0.69 | 34 | 31 | 0.43 | 53 | 35 |
| South Korea | 21 | 0.35 | 48 | 40 | 0.56 | 40 | 91 | 1.28 | 25 | 36 |
| Taiwan | 30 | 0.50 | 44 | 51 | 0.72 | 32 | 55 | 0.77 | 37 | 36 |
| Portugal | 11 | 0.18 | 63 | 83 | 1.16 | 23 | 78 | 1.09 | 28 | 38 |
| Philippines | 59 | 0.98 | 30 | 41 | 0.58 | 37 | 38 | 0.53 | 47 | 38 |
| Iran | 64 | 1.06 | 25 | 32 | 0.45 | 49 | 47 | 0.66 | 41 | 40 |
| Chile | 31 | 0.51 | 43 | 50 | 0.70 | 33 | 50 | 0.70 | 39 | 40 |
| Argentina | 19 | 0.32 | 51 | 47 | 0.66 | 35 | 77 | 1.08 | 31 | 42 |
| Japan | 84 | 1.39 | 18 | 6 | 0.08 | 94 | 137 | 1.92 | 16 | 43 |
| Russian Federation | 19 | 0.32 | 51 | 36 | 0.50 | 45 | 61 | 0.86 | 34 | 44 |
| Peru | 25 | 0.41 | 46 | 35 | 0.49 | 46 | 54 | 0.76 | 38 | 44 |
| Viet Nam | 25 | 0.41 | 46 | 41 | 0.58 | 37 | 32 | 0.45 | 51 | 46 |
| Zimbabwe | 75 | 1.24 | 19 | 26 | 0.36 | 54 | 22 | 0.31 | 64 | 47 |
| Benin | 43 | 0.71 | 39 | 25 | 0.35 | 56 | 41 | 0.58 | 45 | 48 |
| Hong Kong | 13 | 0.22 | 59 | 52 | 0.73 | 31 | 32 | 0.45 | 51 | 49 |
| Turkey | 8 | 0.13 | 69 | 31 | 0.43 | 51 | 78 | 1.09 | 28 | 50 |
| Cameroon | 34 | 0.56 | 42 | 26 | 0.36 | 54 | 30 | 0.42 | 55 | 51 |
| Saudi Arabia | 19 | 0.32 | 51 | 19 | 0.27 | 64 | 39 | 0.55 | 46 | 52 |
| Ireland | 8 | 0.13 | 69 | 47 | 0.66 | 35 | 23 | 0.32 | 61 | 53 |
| Ecuador | 13 | 0.22 | 59 | 22 | 0.31 | 59 | 38 | 0.53 | 47 | 53 |
| Czech Republic | 17 | 0.28 | 55 | 25 | 0.35 | 56 | 26 | 0.36 | 57 | 55 |
| Greece | 8 | 0.13 | 69 | 39 | 0.55 | 41 | 23 | 0.32 | 61 | 56 |
| Botswana | 54 | 0.90 | 34 | 20 | 0.28 | 63 | 14 | 0.20 | 76 | 57 |
| Bolivia | 15 | 0.25 | 57 | 18 | 0.25 | 65 | 31 | 0.43 | 53 | 58 |
| Fiji | 21 | 0.35 | 48 | 10 | 0.14 | 79 | 35 | 0.49 | 49 | 59 |
| Poland | 6 | 0.10 | 75 | 34 | 0.48 | 47 | 28 | 0.39 | 56 | 60 |
| Egypt | 16 | 0.27 | 56 | 17 | 0.24 | 66 | 26 | 0.36 | 57 | 61 |
| Burkina Faso | 13 | 0.22 | 59 | 28 | 0.39 | 52 | 16 | 0.22 | 71 | 62 |
| Israel | 10 | 0.17 | 65 | 33 | 0.46 | 48 | 15 | 0.21 | 72 | 63 |
| Namibia | 60 | 1.00 | 28 | 9 | 0.13 | 83 | 14 | 0.20 | 76 | 64 |
| Singapore | 10 | 0.17 | 65 | 25 | 0.35 | 56 | 15 | 0.21 | 72 | 65 |
| Morocco | 12 | 0.20 | 62 | 15 | 0.21 | 68 | 21 | 0.29 | 65 | 66 |
| Costa Rica | 7 | 0.12 | 72 | 22 | 0.31 | 59 | 19 | 0.27 | 68 | 67 |
| Sri Lanka | 18 | 0.30 | 54 | 10 | 0.14 | 79 | 20 | 0.28 | 66 | 67 |
| Malawi | 26 | 0.43 | 45 | 14 | 0.20 | 72 | 10 | 0.14 | 88 | 69 |
| Venezuela | 9 | 0.15 | 67 | 12 | 0.17 | 74 | 13 | 0.18 | 79 | 70 |
| Mongolia | 5 | 0.08 | 81 | 12 | 0.17 | 74 | 15 | 0.21 | 72 | 71 |
| Madagascar | 3 | 0.05 | 98 | 21 | 0.29 | 62 | 19 | 0.27 | 68 | 72 |
| Slovenia | 4 | 0.07 | 88 | 12 | 0.17 | 74 | 20 | 0.28 | 66 | 72 |
| Hungary | 1 | 0.02 | 131 | 32 | 0.45 | 49 | 34 | 0.48 | 50 | 74 |
| Georgia | 7 | 0.12 | 72 | 5 | 0.07 | 105 | 25 | 0.35 | 59 | 75 |
| Mali | 6 | 0.10 | 75 | 10 | 0.14 | 79 | 11 | 0.15 | 83 | 76 |
| Zambia | 15 | 0.25 | 57 | 7 | 0.10 | 90 | 9 | 0.13 | 92 | 77 |
| Solomon Islands | 5 | 0.08 | 81 | 8 | 0.11 | 86 | 15 | 0.21 | 72 | 77 |
| Senegal | 6 | 0.10 | 75 | 22 | 0.31 | 59 | 5 | 0.07 | 114 | 79 |
| Papua New Guinea | 4 | 0.07 | 88 | 8 | 0.11 | 86 | 14 | 0.20 | 76 | 80 |
| Algeria | 2 | 0.03 | 114 | 15 | 0.21 | 68 | 18 | 0.25 | 70 | 81 |
| Vanuatu | 6 | 0.10 | 75 | 6 | 0.08 | 94 | 11 | 0.15 | 83 | 81 |
| Romania | 1 | 0.02 | 131 | 17 | 0.24 | 66 | 23 | 0.32 | 61 | 83 |
| Serbia | 1 | 0.02 | 131 | 15 | 0.21 | 68 | 24 | 0.34 | 60 | 84 |
| Laos | 5 | 0.08 | 81 | 9 | 0.13 | 83 | 8 | 0.11 | 96 | 85 |
| Estonia | 4 | 0.07 | 88 | 7 | 0.10 | 90 | 11 | 0.15 | 83 | 86 |
| United Arab Emirates | 3 | 0.05 | 98 | 14 | 0.20 | 72 | 8 | 0.11 | 96 | 87 |
| Panama | 4 | 0.07 | 88 | 11 | 0.15 | 78 | 7 | 0.10 | 100 | 87 |
| Rwanda | 7 | 0.12 | 72 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 87 |
| Niger | 11 | 0.18 | 63 | 8 | 0.11 | 86 | 4 | 0.06 | 118 | 90 |
| Jamaica | 4 | 0.07 | 88 | 6 | 0.08 | 94 | 9 | 0.13 | 92 | 91 |
| Mozambique | 5 | 0.08 | 81 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 92 |
| Greenland | 4 | 0.07 | 88 | 4 | 0.06 | 112 | 13 | 0.18 | 79 | 93 |
| Lebanon | 3 | 0.05 | 98 | 6 | 0.08 | 94 | 10 | 0.14 | 88 | 94 |
| Sudan | 6 | 0.10 | 75 | 4 | 0.06 | 112 | 6 | 0.08 | 107 | 95 |
| Congo | 5 | 0.08 | 81 | 3 | 0.04 | 120 | 8 | 0.11 | 96 | 96 |
| Uruguay | 2 | 0.03 | 114 | 9 | 0.13 | 83 | 6 | 0.08 | 107 | 97 |
| Iceland | 2 | 0.03 | 114 | 7 | 0.10 | 90 | 7 | 0.10 | 100 | 97 |
| New Caledonia | 2 | 0.03 | 114 | 7 | 0.10 | 90 | 7 | 0.10 | 100 | 97 |
| Mauritius | 4 | 0.07 | 88 | 3 | 0.04 | 120 | 8 | 0.11 | 96 | 97 |
| Oman | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 10 | 0.14 | 88 | 101 |
| Samoa | 5 | 0.08 | 81 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 102 |
| Tunisia | 0 | 0.00 | 160 | 15 | 0.21 | 68 | 12 | 0.17 | 82 | 103 |
| Jordan | 2 | 0.03 | 114 | 10 | 0.14 | 79 | 4 | 0.06 | 118 | 104 |
| Syrian Arab Republic | 6 | 0.10 | 75 | 5 | 0.07 | 105 | 3 | 0.04 | 132 | 105 |
| Trinidad and Tobago | 5 | 0.08 | 81 | 5 | 0.07 | 105 | 3 | 0.04 | 132 | 106 |
| Slovakia | 1 | 0.02 | 131 | 5 | 0.07 | 105 | 11 | 0.15 | 83 | 107 |
| Guatemala | 3 | 0.05 | 98 | 5 | 0.07 | 105 | 4 | 0.06 | 118 | 108 |
| Bhutan | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 109 |
| Brunei Darussalam | 4 | 0.07 | 88 | 3 | 0.04 | 120 | 4 | 0.06 | 118 | 110 |
| Cote d'Ivoire | 2 | 0.03 | 114 | 12 | 0.17 | 74 | 2 | 0.03 | 144 | 111 |
| Bulgaria | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 13 | 0.18 | 79 | 112 |
| Qatar | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 7 | 0.10 | 100 | 113 |
| Cuba | 1 | 0.02 | 131 | 4 | 0.06 | 112 | 9 | 0.13 | 92 | 114 |
| Honduras | 4 | 0.07 | 88 | 5 | 0.07 | 105 | 2 | 0.03 | 144 | 115 |
| Macao | 1 | 0.02 | 131 | 6 | 0.08 | 94 | 5 | 0.07 | 114 | 116 |
| French Polynesia | 2 | 0.03 | 114 | 3 | 0.04 | 120 | 6 | 0.08 | 107 | 117 |
| Myanmar | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 10 | 0.14 | 88 | 118 |
| Micronesia | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 9 | 0.13 | 92 | 118 |
| Croatia | 1 | 0.02 | 131 | 2 | 0.03 | 136 | 11 | 0.15 | 83 | 120 |
| Iraq | 0 | 0.00 | 160 | 6 | 0.08 | 94 | 7 | 0.10 | 100 | 121 |
| Puerto Rico | 2 | 0.03 | 114 | 4 | 0.06 | 112 | 3 | 0.04 | 132 | 122 |
| Eswatini (Swaziland) | 9 | 0.15 | 67 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 123 |
| Barbados | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 123 |
| Marshall Islands | 4 | 0.07 | 88 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 123 |
| Guinea | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 3 | 0.04 | 132 | 126 |
| North Macedonia | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 4 | 0.06 | 118 | 127 |
| Nicaragua | 3 | 0.05 | 98 | 4 | 0.06 | 112 | 0 | 0.00 | 159 | 127 |
| Angola | 1 | 0.02 | 131 | 2 | 0.03 | 136 | 6 | 0.08 | 107 | 129 |
| Palestine | 3 | 0.05 | 98 | 3 | 0.04 | 120 | 0 | 0.00 | 159 | 130 |
| Cambodia | 0 | 0.00 | 160 | 8 | 0.11 | 86 | 3 | 0.04 | 132 | 131 |
| Timor-Leste | 1 | 0.02 | 131 | 5 | 0.07 | 105 | 2 | 0.03 | 144 | 132 |
| Belarus | 1 | 0.02 | 131 | 6 | 0.08 | 94 | 1 | 0.01 | 156 | 133 |
| Latvia | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 3 | 0.04 | 132 | 134 |
| Lithuania | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 3 | 0.04 | 132 | 134 |
| Ukraine | 0 | 0.00 | 160 | 4 | 0.06 | 112 | 5 | 0.07 | 114 | 136 |
| Democratic Republic Congo | 2 | 0.03 | 114 | 3 | 0.04 | 120 | 0 | 0.00 | 159 | 137 |
| Togo | 3 | 0.05 | 98 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 137 |
| Haiti | 1 | 0.02 | 131 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 139 |
| Belize | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 4 | 0.06 | 118 | 140 |
| Kyrgyzstan | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 5 | 0.07 | 114 | 141 |
| Afghanistan | 3 | 0.05 | 98 | 1 | 0.01 | 148 | 1 | 0.01 | 156 | 142 |
| Niue | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 142 |
| Sierra Leone | 1 | 0.02 | 131 | 4 | 0.06 | 112 | 0 | 0.00 | 159 | 142 |
| Guinea-Bissau | 0 | 0.00 | 160 | 4 | 0.06 | 112 | 3 | 0.04 | 132 | 145 |
| Albania | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Kiribati | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Palau | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 146 |
| Dominican Republic | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 149 |
| Malta | 2 | 0.03 | 114 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 149 |
| Bahrain | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 3 | 0.04 | 132 | 151 |
| Eritrea | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Guyana | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Tajikistan | 3 | 0.05 | 98 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 152 |
| Faroe Islands | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 155 |
| French Guiana | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 155 |
| Montenegro | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 157 |
| Cyprus | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 6 | 0.08 | 107 | 158 |
| Cape Verde | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 2 | 0.03 | 144 | 158 |
| Libyan Arab Jamahiriya | 0 | 0.00 | 160 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 160 |
| Seychelles | 0 | 0.00 | 160 | 3 | 0.04 | 120 | 2 | 0.03 | 144 | 160 |
| Lesotho | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 162 |
| Tonga | 2 | 0.03 | 114 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 162 |
| Kazakhstan | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 164 |
| Bahamas | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Bosnia and Herzegovina | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| El Salvador | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Guam | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 4 | 0.06 | 118 | 165 |
| Chad | 1 | 0.02 | 131 | 1 | 0.01 | 148 | 1 | 0.01 | 156 | 169 |
| Cook Islands | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Guadeloupe | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Liberia | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Maldives | 1 | 0.02 | 131 | 0 | 0.00 | 156 | 0 | 0.00 | 159 | 170 |
| Suriname | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 3 | 0.04 | 132 | 174 |
| Gambia | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Kuwait | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Uzbekistan | 0 | 0.00 | 160 | 2 | 0.03 | 136 | 0 | 0.00 | 159 | 175 |
| Luxembourg | 0 | 0.00 | 160 | 0 | 0.00 | 156 | 2 | 0.03 | 144 | 178 |
| Burundi | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
| Central African Republic | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
| Djibouti | 0 | 0.00 | 160 | 1 | 0.01 | 148 | 0 | 0.00 | 159 | 179 |
Notes:
Key: n = number of papers; % = percentage contribution for each country in each label; R = Ranking of each country using the number of papers in each label
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.