| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 2.33 |
| 12 | 2011 | 1.52 |
| 13 | 2010 | 1.82 |
| 14 | 2009 | 1.55 |
| 15 | 2005 | 1.89 |
| 16 | 2003 | 1.58 |
| 17 | 2002 | 1.56 |
| 18 | 2001 | 1.63 |
| 19 | 2000 | 2.63 |
| 20 | 1998 | 1.40 |
| 21 | 1997 | 0.65 |
| 22 | 1996 | 0.57 |
| 23 | 1995 | 0.50 |
| 24 | 1994 | 0.32 |
| 25 | 1989 | 0.18 |
| 26 | 1987 | 0.06 |
| 27 | 1986 | 0.02 |
| 28 | 1985 | 0.01 |
| 29 | 1984 | 0.02 |
| 30 | 1983 | 0.01 |
| 31 | 1982 | 0.01 |
