| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 25000 | 吨 | 2026-9 |
| 2024/2025 | 24000 | 吨 | 2026-9 |
| 2023/2024 | 24000 | 吨 | 2026-9 |
| 2022/2023 | 17000 | 吨 | 2026-9 |
| 2021/2022 | 23000 | 吨 | 2026-9 |
| 2020/2021 | 37000 | 吨 | 2026-9 |
| 2019/2020 | 39000 | 吨 | 2026-9 |
| 2018/2019 | 29000 | 吨 | 2026-9 |
| 2017/2018 | 27000 | 吨 | 2026-9 |
| 2016/2017 | 15000 | 吨 | 2026-9 |
| 2015/2016 | 18000 | 吨 | 2026-9 |
| 2014/2015 | 15000 | 吨 | 2026-9 |
| 2013/2014 | 27000 | 吨 | 2026-9 |
| 2012/2013 | 30000 | 吨 | 2026-9 |
| 2011/2012 | 27000 | 吨 | 2026-9 |
| 2010/2011 | 23000 | 吨 | 2026-9 |
| 2009/2010 | 21000 | 吨 | 2026-9 |
| 2008/2009 | 16000 | 吨 | 2026-9 |
| 2007/2008 | 19000 | 吨 | 2026-9 |
| 2006/2007 | 15000 | 吨 | 2026-9 |
| 2005/2006 | 11000 | 吨 | 2026-9 |
| 2003/2004 | 5000 | 吨 | 2026-9 |
| 2002/2003 | 4000 | 吨 | 2026-9 |
| 2001/2002 | 4000 | 吨 | 2026-9 |