| 序号 | 时间 (年) |
数据 (万吨) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 38.07 |
| 8 | 2018 | 35.52 |
| 9 | 2017 | 27.44 |
| 10 | 2016 | 25.75 |
| 11 | 2015 | 23.56 |
| 12 | 2014 | 23.04 |
| 13 | 2013 | 23.44 |
| 14 | 2012 | 22.60 |
| 15 | 2011 | 21.15 |
| 16 | 2010 | 22.01 |
| 17 | 2009 | 20.99 |
| 18 | 2008 | 22.02 |
| 19 | 2007 | 17.20 |
| 20 | 2006 | 15.27 |
| 21 | 2005 | 17.58 |
| 22 | 2004 | 14.46 |
| 23 | 2003 | 12.26 |
| 24 | 2002 | 12.31 |
| 25 | 2001 | 10.03 |
| 26 | 2000 | 8.89 |
| 27 | 1999 | 9.33 |
| 28 | 1995 | 8.17 |
| 29 | 1990 | 29.76 |
