| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 13.97 |
| 8 | 2017 | 16.69 |
| 9 | 2016 | 13.71 |
| 10 | 2015 | 13.53 |
| 11 | 2014 | 24.60 |
| 12 | 2013 | 16.73 |
| 13 | 2012 | 17.36 |
| 14 | 2011 | 15.76 |
| 15 | 2010 | 17.06 |
| 16 | 2009 | 13.93 |
| 17 | 2008 | 15.01 |
| 18 | 2007 | 16.39 |
| 19 | 2006 | 12.88 |
| 20 | 2005 | 19.04 |
| 21 | 2003 | 11.39 |
| 22 | 2000 | 13.29 |
| 23 | 1995 | 10.86 |
| 24 | 1990 | 17.69 |
| 25 | 1988 | 12.86 |
| 26 | 1985 | 14.27 |
| 27 | 1980 | 18.37 |
| 28 | 1978 | 25.69 |
