| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 16.28 |
| 8 | 2018 | 17.18 |
| 9 | 2017 | 17.21 |
| 10 | 2016 | 17.23 |
| 11 | 2015 | 17.37 |
| 12 | 2014 | 15.38 |
| 13 | 2013 | 14.64 |
| 14 | 2012 | 15.96 |
| 15 | 2011 | 16.90 |
| 16 | 2010 | 16.88 |
| 17 | 2009 | 19.30 |
| 18 | 2008 | 19.70 |
| 19 | 2007 | 20.10 |
| 20 | 2006 | 20.50 |
| 21 | 2005 | 21.32 |
| 22 | 2004 | 25.15 |
| 23 | 2003 | 26.51 |
| 24 | 2002 | 25.22 |
| 25 | 2000 | 24.17 |
| 26 | 1999 | 27.79 |
| 27 | 1998 | 28.68 |
| 28 | 1990 | 29.92 |
| 29 | 1982 | 33.61 |
