| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026/2027 | 18900 | 千吨 | 2026-9 |
| 2025/2026 | 16700 | 千吨 | 2026-9 |
| 2024/2025 | 16300 | 千吨 | 2026-9 |
| 2023/2024 | 16500 | 千吨 | 2026-9 |
| 2022/2023 | 15700 | 千吨 | 2026-9 |
| 2021/2022 | 14000 | 千吨 | 2026-9 |
| 2020/2021 | 12400 | 千吨 | 2026-9 |
| 2019/2020 | 13800 | 千吨 | 2026-9 |
| 2018/2019 | 11950 | 千吨 | 2026-9 |
| 2017/2018 | 10150 | 千吨 | 2026-9 |
| 2016/2017 | 10100 | 千吨 | 2026-9 |
| 2015/2016 | 8600 | 千吨 | 2026-9 |
| 2014/2015 | 8300 | 千吨 | 2026-9 |
| 2013/2014 | 8700 | 千吨 | 2026-9 |
| 2012/2013 | 7000 | 千吨 | 2026-9 |
| 2011/2012 | 8000 | 千吨 | 2026-9 |
| 2010/2011 | 4600 | 千吨 | 2026-9 |
| 2009/2010 | 5700 | 千吨 | 2026-9 |
| 2008/2009 | 5800 | 千吨 | 2026-9 |
| 2007/2008 | 4800 | 千吨 | 2026-9 |
| 2006/2007 | 5600 | 千吨 | 2026-9 |
| 2005/2006 | 5200 | 千吨 | 2026-9 |
| 2004/2005 | 4100 | 千吨 | 2026-9 |
| 2003/2004 | 3600 | 千吨 | 2026-9 |
| 2002/2003 | 3000 | 千吨 | 2026-9 |
| 2001/2002 | 2300 | 千吨 | 2026-9 |
| 2000/2001 | 2650 | 千吨 | 2026-9 |
| 1999/2000 | 3000 | 千吨 | 2026-9 |
| 1998/1999 | 1860 | 千吨 | 2026-9 |
| 1997/1998 | 1610 | 千吨 | 2026-9 |
| 1996/1997 | 1618 | 千吨 | 2026-9 |
| 1995/1996 | 2300 | 千吨 | 2026-9 |
| 1994/1995 | 1625 | 千吨 | 2026-9 |
| 1993/1994 | 1800 | 千吨 | 2026-9 |
| 1992/1993 | 2235 | 千吨 | 2026-9 |
| 1991/1992 | 2120 | 千吨 | 2026-9 |
| 1990/1991 | 2350 | 千吨 | 2026-9 |
| 1989/1990 | 2435 | 千吨 | 2026-9 |
| 1988/1989 | 2270 | 千吨 | 2026-9 |
| 1987/1988 | 2150 | 千吨 | 2026-9 |