Statistics
- Total Indexed Authors 752879
- Total Indexed Titles 245315
- Total Indexed Keywords 12007
- Total Indexed Journal Entries 250987
- Total BibTex Entries 250520
- Total Online Paper Pointers 233459
- Total Cross References 6992
| Decade | ___0 | ___1 | ___2 | ___3 | ___4 | ___5 | ___6 | ___7 | ___8 | ___9 |
| 00 | 108 |
| 1830 | -- | -- | -- | -- | -- | -- | -- | -- | 1 |
| 1850 | -- | -- | -- | -- | -- | -- | -- | -- | -- | 1 |
| 1870 | -- | 1 |
| 1890 | 1 | 1 |
| 1900 | -- | -- | -- | -- | 1 | -- | -- | -- | 1 |
| 1910 | -- | -- | -- | 1 | -- | -- | -- | 1 |
| 1920 | -- | -- | -- | 2 | 1 |
| 1930 | -- | 1 | 1 | -- | 3 | 3 | 2 | 1 | 4 |
| 1940 | 3 | 1 | 1 | -- | 1 | -- | 2 | -- | 3 |
| 1950 | 2 | 4 | 3 | 3 | 4 | 12 | 7 | 13 | 5 | 21 |
| 1960 | 16 | 18 | 36 | 24 | 22 | 27 | 39 | 42 | 55 | 72 |
| 1970 | 124 | 131 | 178 | 132 | 158 | 192 | 228 | 318 | 391 | 421 |
| 1980 | 490 | 559 | 586 | 857 | 824 | 724 | 893 | 1049 | 1377 | 1038 |
| 1990 | 1707 | 1402 | 2457 | 2072 | 3245 | 3125 | 4389 | 4423 | 4529 | 4000 |
| 2000 | 4742 | 4802 | 5250 | 5122 | 6311 | 6672 | 8635 | 8543 | 9344 | 10467 |
| 2010 | 10247 | 9960 | 11306 | 11204 | 12711 | 13291 | 14482 | 14322 | 15113 | 17319 |
| 2020 | 8087 |
Last update:Jul 28, 2020 at 14:30:08