Table 2.
Publication performances of the top 15 most productive countries.
| Countries/Territory | TP | TP R | FP | FP R | IIP | IIP R | NII | |||
|---|---|---|---|---|---|---|---|---|---|---|
| China | 2490 | 1 | 35.13% | 2282 | 1 | 32.20% | 627 | 1 | 8.85% | 133 |
| USA | 1998 | 2 | 28.19% | 1450 | 2 | 20.46% | 341 | 2 | 4.81% | 89 |
| South Korea | 359 | 3 | 5.07% | 275 | 4 | 3.88% | 70 | 5 | 0.99% | 22 |
| Iran | 302 | 4 | 4.26% | 288 | 3 | 4.06% | 96 | 4 | 1.35% | 34 |
| India | 298 | 5 | 4.20% | 256 | 5 | 3.61% | 100 | 3 | 1.41% | 38 |
| UK | 287 | 6 | 4.05% | 3 | 15 | 0.04% | 0 | 14 | 0 | 0 |
| Germany | 247 | 7 | 3.49% | 144 | 10 | 2.03% | 30 | 9 | 0.42% | 12 |
| France | 220 | 8 | 3.10% | 127 | 12 | 1.79% | 9 | 13 | 0.13% | 4 |
| Spain | 211 | 9 | 2.98% | 138 | 8 | 1.95% | 30 | 9 | 0.42% | 17 |
| Canada | 210 | 10 | 2.96% | 157 | 6 | 2.22% | 47 | 7 | 0.66% | 23 |
| Italy | 201 | 11 | 2.84% | 133 | 9 | 1.88% | 20 | 11 | 0.28% | 11 |
| Australia | 186 | 12 | 2.62% | 94 | 14 | 1.33% | 19 | 12 | 0.27% | 9 |
| Switzerland | 184 | 13 | 2.60% | 129 | 11 | 1.82% | 26 | 10 | 0.37% | 11 |
| Taiwan, China | 181 | 14 | 2.55% | 156 | 7 | 2.20% | 50 | 6 | 0.71% | 23 |
| Japan | 170 | 15 | 2.40% | 109 | 13 | 1.54% | 36 | 8 | 0.51% | 19 |
Note: TP is the total number of publications, TP R is the rank and the percentage of total publications, FP is the number of first authored publications, FP R is the rank and the percentage of first authored publications, IIP is the number of independent institution publications (i.e., the sums of publications absence of collaboration between research institutions in a country), IIP R is the rank and the percentage of independent institution publications, NII is the number of institutions with IIP. Moreover, visualizations of countries/territories are shown in Figure S1.