| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 170000 | 吨 | 2026-9 |
| 2024/2025 | 155000 | 吨 | 2026-9 |
| 2023/2024 | 165000 | 吨 | 2026-9 |
| 2022/2023 | 111000 | 吨 | 2026-9 |
| 2021/2022 | 141000 | 吨 | 2026-9 |
| 2020/2021 | 125000 | 吨 | 2026-9 |
| 2019/2020 | 114400 | 吨 | 2026-9 |
| 2018/2019 | 104000 | 吨 | 2026-9 |
| 2017/2018 | 80000 | 吨 | 2026-9 |
| 2016/2017 | 79500 | 吨 | 2026-9 |
| 2015/2016 | 82300 | 吨 | 2026-9 |
| 2014/2015 | 82500 | 吨 | 2026-9 |
| 2013/2014 | 65100 | 吨 | 2026-9 |
| 2012/2013 | 73400 | 吨 | 2026-9 |
| 2011/2012 | 49600 | 吨 | 2026-9 |
| 2010/2011 | 37600 | 吨 | 2026-9 |
| 2009/2010 | 39100 | 吨 | 2026-9 |
| 2008/2009 | 36400 | 吨 | 2026-9 |
| 2007/2008 | 26000 | 吨 | 2026-9 |
| 2006/2007 | 26900 | 吨 | 2026-9 |
| 2005/2006 | 16000 | 吨 | 2026-9 |
| 2004/2005 | 16400 | 吨 | 2026-9 |
| 2003/2004 | 11700 | 吨 | 2026-9 |
| 2002/2003 | 10200 | 吨 | 2026-9 |
| 2001/2002 | 9500 | 吨 | 2026-9 |