| 时段 | 单词 | 缩略语 | 合成词 | 来源论文数 |
|---|---|---|---|---|
| 汇总 | 0 | 8 | 53 | 437 (12 mons) |
| 199912 | 0 | 4 | 1 | 47 (1 mons) |
| 199911 | 0 | 0 | 1 | 56 (1 mons) |
| 199910 | 0 | 0 | 0 | 33 (1 mons) |
| 199909 | 0 | 2 | 0 | 30 (1 mons) |
| 199908 | 0 | 1 | 2 | 31 (1 mons) |
| 199907 | 0 | 1 | 1 | 38 (1 mons) |
| 199906 | 0 | 1 | 1 | 37 (1 mons) |
| 199905 | 0 | 0 | 1 | 35 (1 mons) |
| 199904 | 0 | 0 | 2 | 30 (1 mons) |
| 199903 | 0 | 0 | 1 | 43 (1 mons) |
| 199902 | 0 | 0 | 1 | 20 (1 mons) |
| 199901 | 0 | 0 | 1 | 37 (1 mons) |