| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 10000 | 吨 | 2026-9 |
| 2024/2025 | 11000 | 吨 | 2026-9 |
| 2023/2024 | 11400 | 吨 | 2026-9 |
| 2022/2023 | 14500 | 吨 | 2026-9 |
| 2021/2022 | 24700 | 吨 | 2026-9 |
| 2020/2021 | 30500 | 吨 | 2026-9 |
| 2019/2020 | 32900 | 吨 | 2026-9 |
| 2018/2019 | 32700 | 吨 | 2026-9 |
| 2017/2018 | 36500 | 吨 | 2026-9 |
| 2016/2017 | 16800 | 吨 | 2026-9 |
| 2015/2016 | 42100 | 吨 | 2026-9 |
| 2014/2015 | 42600 | 吨 | 2026-9 |
| 2013/2014 | 46800 | 吨 | 2026-9 |
| 2012/2013 | 38800 | 吨 | 2026-9 |
| 2011/2012 | 39100 | 吨 | 2026-9 |
| 2010/2011 | 34100 | 吨 | 2026-9 |
| 2009/2010 | 32900 | 吨 | 2026-9 |
| 2008/2009 | 38900 | 吨 | 2026-9 |
| 2007/2008 | 30700 | 吨 | 2026-9 |
| 2006/2007 | 30200 | 吨 | 2026-9 |
| 2005/2006 | 47700 | 吨 | 2026-9 |
| 2004/2005 | 23600 | 吨 | 2026-9 |
| 2003/2004 | 25300 | 吨 | 2026-9 |
| 2002/2003 | 35500 | 吨 | 2026-9 |
| 2001/2002 | 35300 | 吨 | 2026-9 |