| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 275000 | 吨 | 2026-9 |
| 2024/2025 | 276000 | 吨 | 2026-9 |
| 2023/2024 | 365000 | 吨 | 2026-9 |
| 2022/2023 | 277000 | 吨 | 2026-9 |
| 2021/2022 | 223000 | 吨 | 2026-9 |
| 2020/2021 | 190000 | 吨 | 2026-9 |
| 2019/2020 | 234000 | 吨 | 2026-9 |
| 2018/2019 | 191000 | 吨 | 2026-9 |
| 2017/2018 | 181000 | 吨 | 2026-9 |
| 2016/2017 | 204000 | 吨 | 2026-9 |
| 2015/2016 | 220000 | 吨 | 2026-9 |
| 2014/2015 | 230000 | 吨 | 2026-9 |
| 2013/2014 | 220000 | 吨 | 2026-9 |
| 2012/2013 | 201000 | 吨 | 2026-9 |
| 2011/2012 | 196000 | 吨 | 2026-9 |
| 2010/2011 | 167000 | 吨 | 2026-9 |
| 2009/2010 | 182000 | 吨 | 2026-9 |
| 2008/2009 | 172000 | 吨 | 2026-9 |
| 2007/2008 | 106000 | 吨 | 2026-9 |
| 2006/2007 | 85000 | 吨 | 2026-9 |
| 2005/2006 | 95000 | 吨 | 2026-9 |
| 2004/2005 | 78000 | 吨 | 2026-9 |
| 2003/2004 | 40000 | 吨 | 2026-9 |
| 2002/2003 | 40000 | 吨 | 2026-9 |
| 2001/2002 | 41000 | 吨 | 2026-9 |