| 时段 | 单词 | 缩略语 | 合成词 | 来源论文数 |
|---|---|---|---|---|
| 汇总 | 1143 | 1684 | 14723 | 150841 (336 mons) |
| 2020 | 298 | 496 | 3370 | 12778 (12 mons) |
| 2019 | 276 | 455 | 3107 | 12286 (12 mons) |
| 2018 | 266 | 456 | 3039 | 11987 (12 mons) |
| 2017 | 274 | 425 | 2885 | 11733 (12 mons) |
| 2016 | 245 | 378 | 2835 | 11715 (12 mons) |
| 2015 | 238 | 351 | 2698 | 11329 (12 mons) |
| 2014 | 251 | 315 | 2581 | 10921 (12 mons) |
| 2013 | 250 | 306 | 2457 | 10652 (12 mons) |
| 2012 | 239 | 244 | 2438 | 10336 (12 mons) |
| 2011 | 222 | 210 | 2287 | 10201 (12 mons) |
| 2010 | 196 | 179 | 2013 | 8598 (12 mons) |
| 2009 | 171 | 107 | 1563 | 6577 (12 mons) |
| 2008 | 139 | 95 | 1153 | 5476 (12 mons) |
| 2007 | 109 | 72 | 1084 | 4516 (12 mons) |
| 2006 | 88 | 4 | 605 | 2957 (12 mons) |
| 2005 | 73 | 2 | 418 | 2197 (12 mons) |
| 2004 | 64 | 1 | 385 | 1864 (12 mons) |
| 2003 | 39 | 0 | 251 | 1412 (12 mons) |
| 2002 | 37 | 0 | 199 | 1030 (12 mons) |
| 2001 | 21 | 0 | 108 | 715 (12 mons) |
| 2000 | 16 | 0 | 108 | 649 (12 mons) |
| 1999 | 12 | 0 | 57 | 446 (12 mons) |
| 1998 | 10 | 0 | 43 | 324 (12 mons) |
| 1997 | 0 | 0 | 0 | 47 (12 mons) |
| 1996 | 0 | 0 | 0 | 31 (12 mons) |
| 1995 | 0 | 0 | 0 | 29 (12 mons) |
| 1994 | 0 | 0 | 0 | 27 (12 mons) |
| 1993 | 0 | 0 | 0 | 8 (12 mons) |