| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 350000 | 吨 | 2026-9 |
| 2024/2025 | 356000 | 吨 | 2026-9 |
| 2023/2024 | 305000 | 吨 | 2026-9 |
| 2022/2023 | 246000 | 吨 | 2026-9 |
| 2021/2022 | 291000 | 吨 | 2026-9 |
| 2020/2021 | 221000 | 吨 | 2026-9 |
| 2019/2020 | 259000 | 吨 | 2026-9 |
| 2018/2019 | 195000 | 吨 | 2026-9 |
| 2017/2018 | 262000 | 吨 | 2026-9 |
| 2016/2017 | 185000 | 吨 | 2026-9 |
| 2015/2016 | 192000 | 吨 | 2026-9 |
| 2014/2015 | 180000 | 吨 | 2026-9 |
| 2013/2014 | 189000 | 吨 | 2026-9 |
| 2012/2013 | 169000 | 吨 | 2026-9 |
| 2011/2012 | 196000 | 吨 | 2026-9 |
| 2010/2011 | 124000 | 吨 | 2026-9 |
| 2009/2010 | 70000 | 吨 | 2026-9 |
| 2008/2009 | 66000 | 吨 | 2026-9 |
| 2007/2008 | 28000 | 吨 | 2026-9 |
| 2006/2007 | 10000 | 吨 | 2026-9 |
| 2005/2006 | 39000 | 吨 | 2026-9 |
| 2004/2005 | 4000 | 吨 | 2026-9 |
| 2003/2004 | 1000 | 吨 | 2026-9 |
| 2002/2003 | 0 | 吨 | 2026-9 |
| 2001/2002 | 0 | 吨 | 2026-9 |