| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2026 | 270 | 千吨 | 2026-9 |
| 2025 | 278 | 千吨 | 2026-9 |
| 2024 | 276 | 千吨 | 2026-9 |
| 2023 | 232 | 千吨 | 2026-9 |
| 2022 | 261 | 千吨 | 2026-9 |
| 2021 | 261 | 千吨 | 2026-9 |
| 2020 | 230 | 千吨 | 2026-9 |
| 2019 | 214 | 千吨 | 2026-9 |
| 2018 | 190 | 千吨 | 2026-9 |
| 2017 | 189 | 千吨 | 2026-9 |
| 2016 | 187 | 千吨 | 2026-9 |
| 2015 | 166 | 千吨 | 2026-9 |
| 2014 | 153 | 千吨 | 2026-9 |
| 2013 | 162 | 千吨 | 2026-9 |
| 2012 | 151 | 千吨 | 2026-9 |
| 2011 | 149 | 千吨 | 2026-9 |
| 2010 | 144 | 千吨 | 2026-9 |
| 2009 | 132 | 千吨 | 2026-9 |
| 2008 | 178 | 千吨 | 2026-9 |
| 2007 | 139 | 千吨 | 2026-9 |
| 2006 | 156 | 千吨 | 2026-9 |
| 2005 | 114 | 千吨 | 2026-9 |
| 2004 | 38 | 千吨 | 2026-9 |
| 2003 | 123 | 千吨 | 2026-9 |
| 2002 | 126 | 千吨 | 2026-9 |
| 2001 | 123 | 千吨 | 2026-9 |
| 2000 | 125 | 千吨 | 2026-9 |
| 1999 | 108 | 千吨 | 2026-9 |
| 1998 | 103 | 千吨 | 2026-9 |
| 1997 | 76 | 千吨 | 2026-9 |
| 1996 | 77 | 千吨 | 2026-9 |
| 1995 | 71 | 千吨 | 2026-9 |
| 1994 | 88 | 千吨 | 2026-9 |
| 1993 | 89 | 千吨 | 2026-9 |
| 1992 | 89 | 千吨 | 2026-9 |
| 1991 | 93 | 千吨 | 2026-9 |
| 1990 | 84 | 千吨 | 2026-9 |
| 1989 | 93 | 千吨 | 2026-9 |
| 1988 | 89 | 千吨 | 2026-9 |
| 1987 | 89 | 千吨 | 2026-9 |
| 1986 | 90 | 千吨 | 2026-9 |
| 1985 | 72 | 千吨 | 2026-9 |
| 1984 | 68 | 千吨 | 2026-9 |
| 1983 | 78 | 千吨 | 2026-9 |
| 1982 | 91 | 千吨 | 2026-9 |
| 1981 | 83 | 千吨 | 2026-9 |
| 1980 | 76 | 千吨 | 2026-9 |
| 1979 | 92 | 千吨 | 2026-9 |
| 1978 | 69 | 千吨 | 2026-9 |
| 1977 | 66 | 千吨 | 2026-9 |
| 1976 | 67 | 千吨 | 2026-9 |
| 1975 | 61 | 千吨 | 2026-9 |
| 1974 | 53 | 千吨 | 2026-9 |
| 1973 | 33 | 千吨 | 2026-9 |
| 1972 | 33 | 千吨 | 2026-9 |
| 1971 | 57 | 千吨 | 2026-9 |
| 1970 | 56 | 千吨 | 2026-9 |
| 1969 | 56 | 千吨 | 2026-9 |
| 1968 | 56 | 千吨 | 2026-9 |
| 1967 | 43 | 千吨 | 2026-9 |
| 1966 | 56 | 千吨 | 2026-9 |
| 1965 | 40 | 千吨 | 2026-9 |
| 1964 | 40 | 千吨 | 2026-9 |
| 1963 | 30 | 千吨 | 2026-9 |
| 1962 | 25 | 千吨 | 2026-9 |
| 1961 | 16 | 千吨 | 2026-9 |
| 1960 | 13 | 千吨 | 2026-9 |