| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 40000 | 吨 | 2026-9 |
| 2024/2025 | 31100 | 吨 | 2026-9 |
| 2023/2024 | 39300 | 吨 | 2026-9 |
| 2022/2023 | 47400 | 吨 | 2026-9 |
| 2021/2022 | 93200 | 吨 | 2026-9 |
| 2020/2021 | 120500 | 吨 | 2026-9 |
| 2019/2020 | 162100 | 吨 | 2026-9 |
| 2018/2019 | 218900 | 吨 | 2026-9 |
| 2017/2018 | 223700 | 吨 | 2026-9 |
| 2016/2017 | 543800 | 吨 | 2026-9 |
| 2015/2016 | 657100 | 吨 | 2026-9 |
| 2014/2015 | 724300 | 吨 | 2026-9 |
| 2013/2014 | 277600 | 吨 | 2026-9 |
| 2012/2013 | 158600 | 吨 | 2026-9 |
| 2011/2012 | 167500 | 吨 | 2026-9 |
| 2010/2011 | 60600 | 吨 | 2026-9 |
| 2009/2010 | 62738 | 吨 | 2026-9 |
| 2008/2009 | 62767 | 吨 | 2026-9 |
| 2007/2008 | 27176 | 吨 | 2026-9 |
| 2006/2007 | 50922 | 吨 | 2026-9 |
| 2005/2006 | 63100 | 吨 | 2026-9 |
| 2004/2005 | 35700 | 吨 | 2026-9 |
| 2003/2004 | 32400 | 吨 | 2026-9 |
| 2002/2003 | 46000 | 吨 | 2026-9 |
| 2001/2002 | 68700 | 吨 | 2026-9 |