| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 1.81 |
| 8 | 2016 | 0.48 |
| 9 | 2015 | -1.81 |
| 10 | 2014 | 2.28 |
| 11 | 2013 | -1.05 |
| 12 | 2012 | -3.07 |
| 13 | 2011 | -2.75 |
| 14 | 2010 | -4.16 |
| 15 | 2009 | -2.97 |
