| 序号 | 时间 (年) |
数据 (万吨) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 25.73 |
| 8 | 2017 | 24.45 |
| 9 | 2016 | 27.08 |
| 10 | 2015 | 24.11 |
| 11 | 2014 | 25.99 |
| 12 | 2013 | 27.30 |
| 13 | 2012 | 24.44 |
| 14 | 2011 | 24.41 |
| 15 | 2010 | 26.04 |
| 16 | 2009 | 25.05 |
| 17 | 2008 | 24.30 |
| 18 | 2007 | 23.52 |
| 19 | 2006 | 24.69 |
| 20 | 2005 | 26.47 |
| 21 | 2004 | 28.64 |
| 22 | 2003 | 27.60 |
| 23 | 2002 | 29.36 |
| 24 | 2001 | 29.35 |
| 25 | 2000 | 31.13 |
| 26 | 1999 | 26.51 |
| 27 | 1990 | 6.14 |
| 28 | 1980 | 1.79 |
