| 时段 | 单词 | 缩略语 | 合成词 | 来源论文数 |
|---|---|---|---|---|
| 汇总 | 3731 | 4490 | 18897 | 225569 (336 mons) |
| 2020 | 2121 | 1567 | 4504 | 15700 (12 mons) |
| 2019 | 1978 | 1425 | 4062 | 14830 (12 mons) |
| 2018 | 1889 | 1329 | 3994 | 14141 (12 mons) |
| 2017 | 1823 | 1181 | 3639 | 13475 (12 mons) |
| 2016 | 1813 | 1189 | 3732 | 13472 (12 mons) |
| 2015 | 1764 | 1090 | 3412 | 12982 (12 mons) |
| 2014 | 1644 | 1012 | 3140 | 12147 (12 mons) |
| 2013 | 1644 | 1014 | 3106 | 12079 (12 mons) |
| 2012 | 1626 | 954 | 2782 | 11752 (12 mons) |
| 2011 | 1518 | 818 | 2517 | 10485 (12 mons) |
| 2010 | 1487 | 758 | 2645 | 10330 (12 mons) |
| 2009 | 1378 | 677 | 2177 | 9086 (12 mons) |
| 2008 | 1358 | 650 | 2086 | 8997 (12 mons) |
| 2007 | 1307 | 589 | 1833 | 7980 (12 mons) |
| 2006 | 1208 | 525 | 1771 | 7480 (12 mons) |
| 2005 | 1197 | 498 | 1670 | 7225 (12 mons) |
| 2004 | 1211 | 456 | 1572 | 7091 (12 mons) |
| 2003 | 1177 | 417 | 1571 | 6651 (12 mons) |
| 2002 | 1130 | 353 | 1421 | 6195 (12 mons) |
| 2001 | 1058 | 330 | 1242 | 5615 (12 mons) |
| 2000 | 1003 | 268 | 1111 | 4818 (12 mons) |
| 1999 | 920 | 248 | 955 | 4378 (12 mons) |
| 1998 | 864 | 198 | 884 | 3589 (12 mons) |
| 1997 | 749 | 136 | 658 | 2604 (12 mons) |
| 1996 | 580 | 80 | 404 | 1573 (12 mons) |
| 1995 | 325 | 31 | 138 | 632 (12 mons) |
| 1994 | 152 | 2 | 32 | 227 (12 mons) |
| 1993 | 11 | 0 | 0 | 35 (12 mons) |