Table 3.
The top 10 most productive countries.
| Country | TP | (%) | SPR | (%) | ICPR | (%) | FAPR | (%) | CAPR | (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| USA | 42 | (22.5) | 1 | (23.4) | 2 | (19.4) | 1 | (21.6) | 1 | (21.6) |
| China | 33 | (17.8) | 2 | (20.1) | 10 | (6.5) | 2 | (17.8) | 2 | (17.8) |
| Spain | 26 | (14.1) | 3 | (14.9) | 7 | (9.7) | 3 | (13.0) | 3 | (13.0) |
| Japan | 16 | (8.6) | 4 | (7.1) | 3 | (16.1) | 4 | (7.0) | 4 | (7.0) |
| Germany | 14 | (7.6) | 6 | (4.6) | 1 | (10.3) | 6 | (4.9) | 6 | (4.9) |
| Portugal | 14 | (7.6) | 5 | (5.8) | 3 | (16.1) | 4 | (7.0) | 4 | (7.0) |
| Czech Republic | 7 | (3.8) | 13 | (1.3) | 3 | (16.1) | 8 | (2.7) | 8 | (2.7) |
| India | 7 | (3.8) | 7 | (3.2) | 10 | (6.5) | 8 | (2.7) | 8 | (2.7) |
| Poland | 7 | (3.8) | 7 | (3.2) | 10 | (6.5) | 7 | (3.8) | 7 | (3.8) |
| UK | 6 | (3.2) | 9 | (1.9) | 7 | (9.7) | 8 | (2.7) | 8 | (2.7) |
TP: Total publications; SPR: Single country publication rank; ICPR: International collaboration publication rank; FAPR: First author publication rank; CAPR: Corresponding author publication rank.