| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 15.39 |
| 8 | 2015 | 15.56 |
| 9 | 2014 | 16.34 |
| 10 | 2013 | 14.03 |
| 11 | 2012 | 11.40 |
| 12 | 2011 | 13.31 |
| 13 | 2010 | 12.88 |
| 14 | 2009 | 12.13 |
| 15 | 2008 | 11.57 |
| 16 | 2007 | 11.48 |
| 17 | 2006 | 11.17 |
| 18 | 2005 | 11.00 |
| 19 | 2004 | 10.98 |
| 20 | 2003 | 12.03 |
| 21 | 2002 | 13.87 |
| 22 | 2001 | 11.96 |
| 23 | 2000 | 11.32 |
| 24 | 1999 | 12.23 |
| 25 | 1998 | 15.33 |
| 26 | 1997 | 17.31 |
| 27 | 1996 | 18.96 |
| 28 | 1995 | 20.09 |
| 29 | 1994 | 19.41 |
| 30 | 1993 | 19.32 |
| 31 | 1992 | 18.94 |
| 32 | 1991 | 17.53 |
| 33 | 1990 | 22.17 |
| 34 | 1989 | 17.78 |
| 35 | 1988 | 17.64 |
