| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 25.91 |
| 8 | 2013 | 3.75 |
| 9 | 2012 | 5.79 |
| 10 | 2011 | 4.39 |
| 11 | 2010 | 16.64 |
| 12 | 2009 | 25.84 |
| 13 | 2008 | 26.17 |
| 14 | 2007 | 11.78 |
| 15 | 2006 | 18.66 |
| 16 | 2005 | 12.99 |
| 17 | 2004 | 16.17 |
| 18 | 2003 | 5.08 |
| 19 | 2002 | 43.12 |
| 20 | 2001 | 7.85 |
| 21 | 2000 | 17.37 |
| 22 | 1999 | 32.05 |
| 23 | 1998 | 13.94 |
| 24 | 1997 | 58.94 |
| 25 | 1996 | 8.95 |
| 26 | 1995 | 35.63 |
| 27 | 1994 | 23.34 |
| 28 | 1993 | 22.37 |
| 29 | 1992 | 13.53 |
| 30 | 1991 | 29.58 |
| 31 | 1990 | 10.48 |
| 32 | 1989 | 34.93 |
| 33 | 1988 | 30.99 |
| 34 | 1987 | 10.81 |
| 35 | 1986 | 7.46 |
| 36 | 1985 | 26.43 |
| 37 | 1984 | 13.06 |
