Ranking of major issuing countries and institutions (TOP10)
| Ranking | Main issuing countries | Main issuing institutions | ||||
|---|---|---|---|---|---|---|
| Frequency | Centrality | Countries | Frequency | Centrality | Institutions | |
| 1 | 10 | 0.06 | USA | 5 | 0.00 | University of British Columbia |
| 2 | 9 | 0.02 | CHN | 3 | 0.12 | Centre National de la Recherche Scientifique |
| 3 | 9 | 0.18 | UK | 3 | 0.00 | Universite Cote d'Azur |
| 4 | 7 | 0.00 | CAN | 3 | 0.00 | University of Washington |
| 5 | 6 | 0.48 | FRA | 2 | 0.00 | Ifremer |
| 6 | 6 | 0.13 | AUS | 2 | 0.05 | Pontificia Universidad Catolica de Chile |
| 7 | 5 | 0.04 | ITA | 2 | 0.00 | Aarhus University |
| 8 | 4 | 0.16 | SWE | 2 | 0.04 | Stockholm University |
| 9 | 3 | 0.11 | DEU | 2 | 0.08 | CoNISMa |
| 10 | 3 | 0.01 | ESP | 2 | 0.01 | University of Exeter |
| Ranking | Main issuing countries | Main issuing institutions | ||||
|---|---|---|---|---|---|---|
| Frequency | Centrality | Countries | Frequency | Centrality | Institutions | |
| 1 | 10 | 0.06 | USA | 5 | 0.00 | University of British Columbia |
| 2 | 9 | 0.02 | CHN | 3 | 0.12 | Centre National de la Recherche Scientifique |
| 3 | 9 | 0.18 | UK | 3 | 0.00 | Universite Cote d'Azur |
| 4 | 7 | 0.00 | CAN | 3 | 0.00 | University of Washington |
| 5 | 6 | 0.48 | FRA | 2 | 0.00 | Ifremer |
| 6 | 6 | 0.13 | AUS | 2 | 0.05 | Pontificia Universidad Catolica de Chile |
| 7 | 5 | 0.04 | ITA | 2 | 0.00 | Aarhus University |
| 8 | 4 | 0.16 | SWE | 2 | 0.04 | Stockholm University |
| 9 | 3 | 0.11 | DEU | 2 | 0.08 | CoNISMa |
| 10 | 3 | 0.01 | ESP | 2 | 0.01 | University of Exeter |
Source(s): Created by authors