| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 320 | 千吨 | 2026-9 |
| 2025 | 314 | 千吨 | 2026-9 |
| 2024 | 264 | 千吨 | 2026-9 |
| 2023 | 241 | 千吨 | 2026-9 |
| 2022 | 214 | 千吨 | 2026-9 |
| 2021 | 212 | 千吨 | 2026-9 |
| 2020 | 249 | 千吨 | 2026-9 |
| 2019 | 204 | 千吨 | 2026-9 |
| 2018 | 236 | 千吨 | 2026-9 |
| 2017 | 229 | 千吨 | 2026-9 |
| 2016 | 245 | 千吨 | 2026-9 |
| 2015 | 270 | 千吨 | 2026-9 |
| 2014 | 274 | 千吨 | 2026-9 |
| 2013 | 282 | 千吨 | 2026-9 |
| 2012 | 288 | 千吨 | 2026-9 |
| 2011 | 270 | 千吨 | 2026-9 |
| 2010 | 233 | 千吨 | 2026-9 |
| 2009 | 237 | 千吨 | 2026-9 |
| 2008 | 220 | 千吨 | 2026-9 |
| 2007 | 231 | 千吨 | 2026-9 |
| 2006 | 173 | 千吨 | 2026-9 |
| 2005 | 147 | 千吨 | 2026-9 |
| 2004 | 123 | 千吨 | 2026-9 |
| 2003 | 304 | 千吨 | 2026-9 |
| 2002 | 340 | 千吨 | 2026-9 |
| 2001 | 330 | 千吨 | 2026-9 |
| 2000 | 290 | 千吨 | 2026-9 |
| 1999 | 280 | 千吨 | 2026-9 |
| 1998 | 256 | 千吨 | 2026-9 |
| 1997 | 267 | 千吨 | 2026-9 |
| 1996 | 228 | 千吨 | 2026-9 |
| 1995 | 245 | 千吨 | 2026-9 |
| 1994 | 279 | 千吨 | 2026-9 |
| 1993 | 263 | 千吨 | 2026-9 |
| 1992 | 221 | 千吨 | 2026-9 |
| 1991 | 217 | 千吨 | 2026-9 |
| 1990 | 185 | 千吨 | 2026-9 |
| 1989 | 158 | 千吨 | 2026-9 |
| 1988 | 153 | 千吨 | 2026-9 |
| 1987 | 135 | 千吨 | 2026-9 |
| 1986 | 112 | 千吨 | 2026-9 |
| 1985 | 115 | 千吨 | 2026-9 |
| 1984 | 115 | 千吨 | 2026-9 |
| 1983 | 92 | 千吨 | 2026-9 |
| 1982 | 88 | 千吨 | 2026-9 |
| 1981 | 81 | 千吨 | 2026-9 |
| 1980 | 81 | 千吨 | 2026-9 |
| 1979 | 87 | 千吨 | 2026-9 |
| 1978 | 102 | 千吨 | 2026-9 |
| 1977 | 89 | 千吨 | 2026-9 |
| 1976 | 143 | 千吨 | 2026-9 |
| 1975 | 87 | 千吨 | 2026-9 |
| 1974 | 86 | 千吨 | 2026-9 |
| 1973 | 103 | 千吨 | 2026-9 |
| 1972 | 97 | 千吨 | 2026-9 |
| 1971 | 78 | 千吨 | 2026-9 |
| 1970 | 101 | 千吨 | 2026-9 |
| 1969 | 86 | 千吨 | 2026-9 |
| 1968 | 28 | 千吨 | 2026-9 |
| 1967 | 33 | 千吨 | 2026-9 |
| 1966 | 13 | 千吨 | 2026-9 |
| 1965 | 8 | 千吨 | 2026-9 |
| 1964 | 12 | 千吨 | 2026-9 |
| 1963 | 17 | 千吨 | 2026-9 |
| 1962 | 17 | 千吨 | 2026-9 |
| 1961 | 14 | 千吨 | 2026-9 |
| 1960 | 14 | 千吨 | 2026-9 |