| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 28.90 |
| 8 | 2017 | 28.20 |
| 9 | 2016 | 27.95 |
| 10 | 2015 | 24.19 |
| 11 | 2014 | 23.59 |
| 12 | 2013 | 23.27 |
| 13 | 2012 | 22.64 |
| 14 | 2011 | 22.40 |
| 15 | 2010 | 21.93 |
| 16 | 2009 | 21.49 |
| 17 | 2008 | 20.03 |
| 18 | 2007 | 20.35 |
| 19 | 2006 | 19.94 |
| 20 | 2005 | 19.70 |
| 21 | 2004 | 20.83 |
| 22 | 2003 | 20.25 |
| 23 | 2002 | 18.66 |
| 24 | 2001 | 17.15 |
| 25 | 2000 | 15.60 |
| 26 | 1999 | 13.27 |
| 27 | 1998 | 12.43 |
| 28 | 1997 | 11.90 |
| 29 | 1996 | 11.44 |
| 30 | 1995 | 10.83 |
| 31 | 1994 | 10.24 |
| 32 | 1993 | 9.50 |
| 33 | 1990 | 8.26 |
| 34 | 1985 | 7.98 |
| 35 | 1980 | 5.96 |
| 36 | 1978 | 5.40 |
| 37 | 1975 | 4.99 |
| 38 | 1970 | 5.35 |
| 39 | 1965 | 5.83 |
| 40 | 1962 | 6.01 |
| 41 | 1957 | 7.12 |
| 42 | 1952 | 5.26 |
