| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 479 | 千吨 | 2026-9 |
| 2024/2025 | 499 | 千吨 | 2026-9 |
| 2023/2024 | 429 | 千吨 | 2026-9 |
| 2022/2023 | 410 | 千吨 | 2026-9 |
| 2021/2022 | 398 | 千吨 | 2026-9 |
| 2020/2021 | 399 | 千吨 | 2026-9 |
| 2019/2020 | 449 | 千吨 | 2026-9 |
| 2018/2019 | 391 | 千吨 | 2026-9 |
| 2017/2018 | 433 | 千吨 | 2026-9 |
| 2016/2017 | 488 | 千吨 | 2026-9 |
| 2015/2016 | 491 | 千吨 | 2026-9 |
| 2014/2015 | 508 | 千吨 | 2026-9 |
| 2013/2014 | 463 | 千吨 | 2026-9 |
| 2012/2013 | 444 | 千吨 | 2026-9 |
| 2011/2012 | 599 | 千吨 | 2026-9 |
| 2010/2011 | 646 | 千吨 | 2026-9 |
| 2009/2010 | 584 | 千吨 | 2026-9 |
| 2008/2009 | 927 | 千吨 | 2026-9 |
| 2007/2008 | 930 | 千吨 | 2026-9 |
| 2006/2007 | 886 | 千吨 | 2026-9 |
| 2005/2006 | 875 | 千吨 | 2026-9 |
| 2004/2005 | 1023 | 千吨 | 2026-9 |
| 2003/2004 | 813 | 千吨 | 2026-9 |
| 2002/2003 | 910 | 千吨 | 2026-9 |
| 2001/2002 | 947 | 千吨 | 2026-9 |
| 2000/2001 | 1092 | 千吨 | 2026-9 |
| 1999/2000 | 1097 | 千吨 | 2026-9 |
| 1998/1999 | 1164 | 千吨 | 2026-9 |
| 1997/1998 | 990 | 千吨 | 2026-9 |
| 1996/1997 | 1452 | 千吨 | 2026-9 |
| 1995/1996 | 1612 | 千吨 | 2026-9 |
| 1994/1995 | 1755 | 千吨 | 2026-9 |
| 1993/1994 | 1510 | 千吨 | 2026-9 |
| 1992/1993 | 1310 | 千吨 | 2026-9 |
| 1991/1992 | 1310 | 千吨 | 2026-9 |
| 1990/1991 | 1190 | 千吨 | 2026-9 |
| 1989/1990 | 1104 | 千吨 | 2026-9 |
| 1988/1989 | 1491 | 千吨 | 2026-9 |
| 1987/1988 | 1228 | 千吨 | 2026-9 |
| 1986/1987 | 1319 | 千吨 | 2026-9 |
| 1985/1986 | 1495 | 千吨 | 2026-9 |
| 1984/1985 | 1431 | 千吨 | 2026-9 |
| 1983/1984 | 1176 | 千吨 | 2026-9 |
| 1982/1983 | 1077 | 千吨 | 2026-9 |
| 1981/1982 | 1167 | 千吨 | 2026-9 |
| 1980/1981 | 872 | 千吨 | 2026-9 |
| 1979/1980 | 688 | 千吨 | 2026-9 |
| 1978/1979 | 581 | 千吨 | 2026-9 |
| 1977/1978 | 414 | 千吨 | 2026-9 |
| 1976/1977 | 279 | 千吨 | 2026-9 |
| 1975/1976 | 277 | 千吨 | 2026-9 |
| 1974/1975 | 185 | 千吨 | 2026-9 |
| 1973/1974 | 209 | 千吨 | 2026-9 |
| 1972/1973 | 109 | 千吨 | 2026-9 |
| 1971/1972 | 160 | 千吨 | 2026-9 |
| 1970/1971 | 300 | 千吨 | 2026-9 |
| 1969/1970 | 212 | 千吨 | 2026-9 |
| 1968/1969 | 225 | 千吨 | 2026-9 |
| 1967/1968 | 294 | 千吨 | 2026-9 |
| 1966/1967 | 220 | 千吨 | 2026-9 |
| 1965/1966 | 281 | 千吨 | 2026-9 |
| 1964/1965 | 170 | 千吨 | 2026-9 |