| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 17.03 |
| 8 | 2016 | 17.14 |
| 9 | 2015 | 17.58 |
| 10 | 2014 | 17.28 |
| 11 | 2013 | 15.82 |
| 12 | 2012 | 15.27 |
| 13 | 2011 | 15.44 |
| 14 | 2010 | 15.58 |
| 15 | 2009 | 14.92 |
| 16 | 2008 | 13.92 |
| 17 | 2007 | 16.08 |
| 18 | 2006 | 15.00 |
| 19 | 2005 | 14.84 |
| 20 | 2004 | 15.51 |
| 21 | 2003 | 18.08 |
| 22 | 2002 | 18.72 |
| 23 | 2001 | 16.95 |
| 24 | 2000 | 17.77 |
| 25 | 1999 | 19.28 |
| 26 | 1998 | 19.67 |
| 27 | 1997 | 19.42 |
| 28 | 1977 | 22.09 |
| 29 | 1973 | 18.23 |
| 30 | 1972 | 20.10 |
| 31 | 1971 | 23.54 |
| 32 | 1970 | 25.07 |
| 33 | 1969 | 23.95 |
| 34 | 1968 | 27.11 |
| 35 | 1967 | 30.37 |
