| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 70000 | 吨 | 2026-9 |
| 2024/2025 | 65000 | 吨 | 2026-9 |
| 2023/2024 | 58800 | 吨 | 2026-9 |
| 2022/2023 | 73150 | 吨 | 2026-9 |
| 2021/2022 | 52500 | 吨 | 2026-9 |
| 2020/2021 | 76600 | 吨 | 2026-9 |
| 2019/2020 | 49200 | 吨 | 2026-9 |
| 2018/2019 | 45000 | 吨 | 2026-9 |
| 2017/2018 | 39400 | 吨 | 2026-9 |
| 2016/2017 | 44500 | 吨 | 2026-9 |
| 2015/2016 | 30800 | 吨 | 2026-9 |
| 2014/2015 | 34400 | 吨 | 2026-9 |
| 2013/2014 | 28300 | 吨 | 2026-9 |
| 2012/2013 | 43200 | 吨 | 2026-9 |
| 2011/2012 | 52000 | 吨 | 2026-9 |
| 2010/2011 | 59400 | 吨 | 2026-9 |
| 2009/2010 | 60800 | 吨 | 2026-9 |
| 2008/2009 | 54600 | 吨 | 2026-9 |
| 2007/2008 | 82200 | 吨 | 2026-9 |
| 2006/2007 | 79100 | 吨 | 2026-9 |
| 2005/2006 | 62300 | 吨 | 2026-9 |
| 2004/2005 | 51200 | 吨 | 2026-9 |
| 2003/2004 | 28800 | 吨 | 2026-9 |
| 2002/2003 | 37600 | 吨 | 2026-9 |
| 2001/2002 | 26400 | 吨 | 2026-9 |