Network metrics for all nodes
| Degree centrality | Closeness centrality | Betweenness centrality | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1996 | 2005 | 2015 | 2020 | 2023 | 1996 | 2005 | 2015 | 2020 | 2023 | 1996 | 2005 | 2015 | 2020 | 2023 | ||
| OEM 1 | 3 | 6 | 13 | 18 | 22 | 0.111 | 0.071 | 0.040 | 0.027 | 0.031 | 0.600 | 0.822 | 0.59 | 0.56 | 0.67 | |
| Tier 1 suppliers | T1-a | 2 | 2 | 2 | 0.083 | 0.048 | 0.025 | 0.333 | 0.200 | 0.03 | ||||||
| T1-b | 2 | 0.083 | 0.100 | |||||||||||||
| T1-1 | 3 | 3 | 3 | 3 | 0.100 | 0.027 | 0.018 | 0.019 | 0.433 | 0.01 | 0.01 | 0.00 | ||||
| T1-2 | 2 | 4 | 4 | 4 | 0.048 | 0.028 | 0.018 | 0.019 | 0.200 | 0.06 | 0.02 | 0.01 | ||||
| T1-c | 2 | 0.048 | 0.200 | |||||||||||||
| T1-d | 2 | 0.045 | 0.000 | |||||||||||||
| T1-e | 3 | 0.050 | 0.200 | |||||||||||||
| T1-3 | 2 | 3 | 3 | 0.025 | 0.018 | 0.019 | 0.00 | 0.05 | 0.00 | |||||||
| T1-4 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-5 | 2 | 2 | 2 | 0.026 | 0.017 | 0.018 | 0.03 | 0.01 | 0.00 | |||||||
| T1-6 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-7 | 2 | 2 | 2 | 0.026 | 0.017 | 0.018 | 0.01 | 0.01 | 0.00 | |||||||
| T1-8 | 3 | 3 | 3 | 0.026 | 0.018 | 0.019 | 0.02 | 0.01 | 0.01 | |||||||
| T1-9 | 2 | 3 | 3 | 0.024 | 0.018 | 0.019 | 0.11 | 0.07 | 0.00 | |||||||
| T1-10 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-11 | 2 | 2 | 2 | 0.025 | 0.017 | 0.018 | 0.03 | 0.03 | 0.00 | |||||||
| T1-12 | 2 | 2 | 0.017 | 0.019 | 0.00 | 0.00 | ||||||||||
| T1-13 | 2 | 2 | 0.017 | 0.018 | 0.01 | 0.00 | ||||||||||
| T1-14 | 2 | 2 | 0.017 | 0.019 | 0.00 | 0.00 | ||||||||||
| T1-15 | 2 | 2 | 0.017 | 0.018 | 0.04 | 0.00 | ||||||||||
| T1-16 | 2 | 2 | 0.017 | 0.018 | 0.01 | 0.01 | ||||||||||
| T1-17 | 2 | 2 | 0.017 | 0.018 | 0.07 | 0.06 | ||||||||||
| SS | SSa | 2 | 0.077 | 0.067 | ||||||||||||
| ** SS_1 | 1 | 1 | 0.059 | 0.033 | 0.000 | 0.000 | ||||||||||
| ** SS_2 | 1 | 0.067 | 0.000 | |||||||||||||
| ** SS_3 | 1 | 0.033 | 0.000 | |||||||||||||
| SSb | 1 | 0.033 | 0.000 | |||||||||||||
| SSc | 3 | 0.050 | 0.022 | |||||||||||||
| SS1 | 1 | 3 | 4 | 5 | 0.034 | 0.020 | 0.014 | 0.020 | 0.000 | 0.02 | 0.07 | 0.08 | ||||
| SS2 | 6 | 6 | 7 | 0.027 | 0.015 | 0.020 | 0.11 | 0.03 | 0.04 | |||||||
| SS3 | 10 | 14 | 14 | 0.033 | 0.024 | 0.024 | 0.21 | 0.26 | 0.17 | |||||||
| SS4 | 1 | 1 | 2 | 0.017 | 0.012 | 0.018 | 0.00 | 0.00 | 0.00 | |||||||
| SS5 | 2 | 3 | 0.013 | 0.018 | 0.00 | 0.01 | ||||||||||
| EMS | EM1 | 2 | 3 | 3 | 0.020 | 0.016 | 0.016 | 0.00 | 0.00 | 0.00 | ||||||
| EM2 | 2 | 2 | 0.013 | 0.013 | 0.01 | 0.00 | ||||||||||
| ADs | AD1 | 3 | 4 | 4 | 0.023 | 0.018 | 0.018 | 0.04 | 0.05 | 0.02 | ||||||
| AD2 | 2 | 4 | 4 | 0.021 | 0.016 | 0.016 | 0.00 | 0.04 | 0.01 | |||||||
| AD3 | 2 | 2 | 0.011 | 0.014 | 0.01 | 0.01 | ||||||||||
| Degree centrality | Closeness centrality | Betweenness centrality | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1996 | 2005 | 2015 | 2020 | 2023 | 1996 | 2005 | 2015 | 2020 | 2023 | 1996 | 2005 | 2015 | 2020 | 2023 | ||
| OEM 1 | 3 | 6 | 13 | 18 | 22 | 0.111 | 0.071 | 0.040 | 0.027 | 0.031 | 0.600 | 0.822 | 0.59 | 0.56 | 0.67 | |
| Tier 1 suppliers | T1-a | 2 | 2 | 2 | 0.083 | 0.048 | 0.025 | 0.333 | 0.200 | 0.03 | ||||||
| T1-b | 2 | 0.083 | 0.100 | |||||||||||||
| T1-1 | 3 | 3 | 3 | 3 | 0.100 | 0.027 | 0.018 | 0.019 | 0.433 | 0.01 | 0.01 | 0.00 | ||||
| T1-2 | 2 | 4 | 4 | 4 | 0.048 | 0.028 | 0.018 | 0.019 | 0.200 | 0.06 | 0.02 | 0.01 | ||||
| T1-c | 2 | 0.048 | 0.200 | |||||||||||||
| T1-d | 2 | 0.045 | 0.000 | |||||||||||||
| T1-e | 3 | 0.050 | 0.200 | |||||||||||||
| T1-3 | 2 | 3 | 3 | 0.025 | 0.018 | 0.019 | 0.00 | 0.05 | 0.00 | |||||||
| T1-4 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-5 | 2 | 2 | 2 | 0.026 | 0.017 | 0.018 | 0.03 | 0.01 | 0.00 | |||||||
| T1-6 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-7 | 2 | 2 | 2 | 0.026 | 0.017 | 0.018 | 0.01 | 0.01 | 0.00 | |||||||
| T1-8 | 3 | 3 | 3 | 0.026 | 0.018 | 0.019 | 0.02 | 0.01 | 0.01 | |||||||
| T1-9 | 2 | 3 | 3 | 0.024 | 0.018 | 0.019 | 0.11 | 0.07 | 0.00 | |||||||
| T1-10 | 2 | 2 | 2 | 0.025 | 0.017 | 0.019 | 0.00 | 0.00 | 0.00 | |||||||
| T1-11 | 2 | 2 | 2 | 0.025 | 0.017 | 0.018 | 0.03 | 0.03 | 0.00 | |||||||
| T1-12 | 2 | 2 | 0.017 | 0.019 | 0.00 | 0.00 | ||||||||||
| T1-13 | 2 | 2 | 0.017 | 0.018 | 0.01 | 0.00 | ||||||||||
| T1-14 | 2 | 2 | 0.017 | 0.019 | 0.00 | 0.00 | ||||||||||
| T1-15 | 2 | 2 | 0.017 | 0.018 | 0.04 | 0.00 | ||||||||||
| T1-16 | 2 | 2 | 0.017 | 0.018 | 0.01 | 0.01 | ||||||||||
| T1-17 | 2 | 2 | 0.017 | 0.018 | 0.07 | 0.06 | ||||||||||
| SS | SSa | 2 | 0.077 | 0.067 | ||||||||||||
| ** SS_1 | 1 | 1 | 0.059 | 0.033 | 0.000 | 0.000 | ||||||||||
| ** SS_2 | 1 | 0.067 | 0.000 | |||||||||||||
| ** SS_3 | 1 | 0.033 | 0.000 | |||||||||||||
| SSb | 1 | 0.033 | 0.000 | |||||||||||||
| SSc | 3 | 0.050 | 0.022 | |||||||||||||
| SS1 | 1 | 3 | 4 | 5 | 0.034 | 0.020 | 0.014 | 0.020 | 0.000 | 0.02 | 0.07 | 0.08 | ||||
| SS2 | 6 | 6 | 7 | 0.027 | 0.015 | 0.020 | 0.11 | 0.03 | 0.04 | |||||||
| SS3 | 10 | 14 | 14 | 0.033 | 0.024 | 0.024 | 0.21 | 0.26 | 0.17 | |||||||
| SS4 | 1 | 1 | 2 | 0.017 | 0.012 | 0.018 | 0.00 | 0.00 | 0.00 | |||||||
| SS5 | 2 | 3 | 0.013 | 0.018 | 0.00 | 0.01 | ||||||||||
| EMS | EM1 | 2 | 3 | 3 | 0.020 | 0.016 | 0.016 | 0.00 | 0.00 | 0.00 | ||||||
| EM2 | 2 | 2 | 0.013 | 0.013 | 0.01 | 0.00 | ||||||||||
| ADs | AD1 | 3 | 4 | 4 | 0.023 | 0.018 | 0.018 | 0.04 | 0.05 | 0.02 | ||||||
| AD2 | 2 | 4 | 4 | 0.021 | 0.016 | 0.016 | 0.00 | 0.04 | 0.01 | |||||||
| AD3 | 2 | 2 | 0.011 | 0.014 | 0.01 | 0.01 | ||||||||||
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