| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 294 | 千吨 | 2026-9 |
| 2025 | 285 | 千吨 | 2026-9 |
| 2024 | 287 | 千吨 | 2026-9 |
| 2023 | 263 | 千吨 | 2026-9 |
| 2022 | 245 | 千吨 | 2026-9 |
| 2021 | 256 | 千吨 | 2026-9 |
| 2020 | 266 | 千吨 | 2026-9 |
| 2019 | 277 | 千吨 | 2026-9 |
| 2018 | 250 | 千吨 | 2026-9 |
| 2017 | 264 | 千吨 | 2026-9 |
| 2016 | 267 | 千吨 | 2026-9 |
| 2015 | 249 | 千吨 | 2026-9 |
| 2014 | 236 | 千吨 | 2026-9 |
| 2013 | 239 | 千吨 | 2026-9 |
| 2012 | 210 | 千吨 | 2026-9 |
| 2011 | 185 | 千吨 | 2026-9 |
| 2010 | 194 | 千吨 | 2026-9 |
| 2009 | 211 | 千吨 | 2026-9 |
| 2008 | 229 | 千吨 | 2026-9 |
| 2007 | 284 | 千吨 | 2026-9 |
| 2006 | 169 | 千吨 | 2026-9 |
| 2005 | 144 | 千吨 | 2026-9 |
| 2004 | 141 | 千吨 | 2026-9 |
| 2003 | 114 | 千吨 | 2026-9 |
| 2002 | 115 | 千吨 | 2026-9 |
| 2001 | 140 | 千吨 | 2026-9 |
| 2000 | 123 | 千吨 | 2026-9 |
| 1999 | 114 | 千吨 | 2026-9 |
| 1998 | 99 | 千吨 | 2026-9 |
| 1997 | 90 | 千吨 | 2026-9 |
| 1996 | 31 | 千吨 | 2026-9 |
| 1995 | 29 | 千吨 | 2026-9 |
| 1994 | 40 | 千吨 | 2026-9 |
| 1993 | 40 | 千吨 | 2026-9 |
| 1992 | 40 | 千吨 | 2026-9 |
| 1991 | 38 | 千吨 | 2026-9 |
| 1990 | 35 | 千吨 | 2026-9 |
| 1989 | 36 | 千吨 | 2026-9 |
| 1988 | 34 | 千吨 | 2026-9 |
| 1987 | 29 | 千吨 | 2026-9 |
| 1986 | 25 | 千吨 | 2026-9 |
| 1985 | 30 | 千吨 | 2026-9 |
| 1984 | 20 | 千吨 | 2026-9 |
| 1983 | 27 | 千吨 | 2026-9 |
| 1982 | 17 | 千吨 | 2026-9 |
| 1981 | 12 | 千吨 | 2026-9 |
| 1980 | 9 | 千吨 | 2026-9 |
| 1979 | 8 | 千吨 | 2026-9 |
| 1978 | 8 | 千吨 | 2026-9 |
| 1977 | 8 | 千吨 | 2026-9 |
| 1976 | 8 | 千吨 | 2026-9 |
| 1975 | 8 | 千吨 | 2026-9 |
| 1974 | 7 | 千吨 | 2026-9 |
| 1973 | 7 | 千吨 | 2026-9 |
| 1972 | 8 | 千吨 | 2026-9 |
| 1971 | 9 | 千吨 | 2026-9 |
| 1970 | 11 | 千吨 | 2026-9 |
| 1969 | 7 | 千吨 | 2026-9 |
| 1968 | 6 | 千吨 | 2026-9 |
| 1967 | 6 | 千吨 | 2026-9 |
| 1966 | 6 | 千吨 | 2026-9 |
| 1965 | 6 | 千吨 | 2026-9 |
| 1964 | 7 | 千吨 | 2026-9 |