| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 9.43 |
| 8 | 2013 | 8.21 |
| 9 | 2012 | 9.68 |
| 10 | 2011 | 11.16 |
| 11 | 2010 | 10.21 |
| 12 | 1999 | 15.10 |
| 13 | 1998 | 15.78 |
| 14 | 1997 | 16.67 |
| 15 | 1996 | 18.92 |
| 16 | 1995 | 18.54 |
| 17 | 1994 | 15.57 |
| 18 | 1993 | 20.34 |
| 19 | 1992 | 20.88 |
| 20 | 1991 | 24.99 |
