| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 314000 | 吨 | 2026-9 |
| 2024/2025 | 313000 | 吨 | 2026-9 |
| 2023/2024 | 312500 | 吨 | 2026-9 |
| 2022/2023 | 300000 | 吨 | 2026-9 |
| 2021/2022 | 310000 | 吨 | 2026-9 |
| 2020/2021 | 308000 | 吨 | 2026-9 |
| 2019/2020 | 310000 | 吨 | 2026-9 |
| 2018/2019 | 300000 | 吨 | 2026-9 |
| 2017/2018 | 280000 | 吨 | 2026-9 |
| 2016/2017 | 340000 | 吨 | 2026-9 |
| 2015/2016 | 323000 | 吨 | 2026-9 |
| 2014/2015 | 316700 | 吨 | 2026-9 |
| 2013/2014 | 316700 | 吨 | 2026-9 |
| 2012/2013 | 340000 | 吨 | 2026-9 |
| 2011/2012 | 340000 | 吨 | 2026-9 |
| 2010/2011 | 334800 | 吨 | 2026-9 |
| 2009/2010 | 336000 | 吨 | 2026-9 |
| 2008/2009 | 308500 | 吨 | 2026-9 |
| 2007/2008 | 306100 | 吨 | 2026-9 |
| 2006/2007 | 282000 | 吨 | 2026-9 |
| 2005/2006 | 257800 | 吨 | 2026-9 |
| 2004/2005 | 232000 | 吨 | 2026-9 |
| 2003/2004 | 218500 | 吨 | 2026-9 |
| 2002/2003 | 207300 | 吨 | 2026-9 |
| 2001/2002 | 194900 | 吨 | 2026-9 |