| 时段 | 单词 | 缩略语 | 合成词 | 来源论文数 |
|---|---|---|---|---|
| 汇总 | 4250 | 1817 | 15264 | 150841 (336 mons) |
| 2020 | 2117 | 546 | 3609 | 12778 (12 mons) |
| 2019 | 2024 | 501 | 3328 | 12286 (12 mons) |
| 2018 | 2005 | 513 | 3268 | 11987 (12 mons) |
| 2017 | 1965 | 480 | 3104 | 11733 (12 mons) |
| 2016 | 1914 | 425 | 3063 | 11715 (12 mons) |
| 2015 | 1884 | 394 | 2904 | 11329 (12 mons) |
| 2014 | 1887 | 359 | 2799 | 10921 (12 mons) |
| 2013 | 1847 | 344 | 2671 | 10652 (12 mons) |
| 2012 | 1866 | 283 | 2654 | 10336 (12 mons) |
| 2011 | 1877 | 248 | 2527 | 10201 (12 mons) |
| 2010 | 1707 | 206 | 2225 | 8598 (12 mons) |
| 2009 | 1497 | 124 | 1736 | 6577 (12 mons) |
| 2008 | 1348 | 108 | 1291 | 5476 (12 mons) |
| 2007 | 1233 | 87 | 1215 | 4516 (12 mons) |
| 2006 | 946 | 8 | 680 | 2957 (12 mons) |
| 2005 | 841 | 3 | 476 | 2197 (12 mons) |
| 2004 | 751 | 2 | 431 | 1864 (12 mons) |
| 2003 | 635 | 2 | 279 | 1412 (12 mons) |
| 2002 | 548 | 1 | 216 | 1030 (12 mons) |
| 2001 | 436 | 1 | 124 | 715 (12 mons) |
| 2000 | 412 | 0 | 128 | 649 (12 mons) |
| 1999 | 344 | 0 | 70 | 446 (12 mons) |
| 1998 | 278 | 0 | 52 | 324 (12 mons) |
| 1997 | 21 | 0 | 0 | 47 (12 mons) |
| 1996 | 16 | 0 | 0 | 31 (12 mons) |
| 1995 | 9 | 0 | 0 | 29 (12 mons) |
| 1994 | 4 | 0 | 0 | 27 (12 mons) |
| 1993 | 0 | 0 | 0 | 8 (12 mons) |