| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | |
| 8 | 2013 | |
| 9 | 2012 | |
| 10 | 2011 | |
| 11 | 2010 | 13.86 |
| 12 | 1999 | 13.17 |
| 13 | 1998 | 13.85 |
| 14 | 1997 | 11.42 |
| 15 | 1996 | 13.44 |
| 16 | 1995 | 16.68 |
| 17 | 1994 | 15.62 |
| 18 | 1993 | 14.93 |
| 19 | 1992 | 15.12 |
| 20 | 1991 | 15.14 |
