| 年度 | 数值 | 单位 | 发布日期 |
| 2015 | 139 | 千吨 | 2026-9 |
| 2014 | 135 | 千吨 | 2026-9 |
| 2013 | 134 | 千吨 | 2026-9 |
| 2012 | 135 | 千吨 | 2026-9 |
| 2011 | 135 | 千吨 | 2026-9 |
| 2010 | 132 | 千吨 | 2026-9 |
| 2009 | 126 | 千吨 | 2026-9 |
| 2008 | 126 | 千吨 | 2026-9 |
| 2007 | 127 | 千吨 | 2026-9 |
| 2006 | 119 | 千吨 | 2026-9 |
| 2005 | 118 | 千吨 | 2026-9 |
| 2004 | 117 | 千吨 | 2026-9 |
| 2003 | 110 | 千吨 | 2026-9 |
| 2002 | 106 | 千吨 | 2026-9 |
| 2001 | 111 | 千吨 | 2026-9 |
| 2000 | 106 | 千吨 | 2026-9 |
| 1999 | 112 | 千吨 | 2026-9 |
| 1998 | 108 | 千吨 | 2026-9 |
| 1997 | 106 | 千吨 | 2026-9 |
| 1996 | 108 | 千吨 | 2026-9 |
| 1995 | 102 | 千吨 | 2026-9 |
| 1994 | 96 | 千吨 | 2026-9 |
| 1993 | 103 | 千吨 | 2026-9 |
| 1992 | 95 | 千吨 | 2026-9 |
| 1991 | 95 | 千吨 | 2026-9 |
| 1990 | 95 | 千吨 | 2026-9 |
| 1989 | 97 | 千吨 | 2026-9 |
| 1988 | 105 | 千吨 | 2026-9 |
| 1987 | 101 | 千吨 | 2026-9 |
| 1986 | 96 | 千吨 | 2026-9 |
| 1985 | 90 | 千吨 | 2026-9 |
| 1984 | 88 | 千吨 | 2026-9 |
| 1983 | 84 | 千吨 | 2026-9 |
| 1982 | 87 | 千吨 | 2026-9 |
| 1981 | 86 | 千吨 | 2026-9 |
| 1980 | 92 | 千吨 | 2026-9 |
| 1979 | 87 | 千吨 | 2026-9 |
| 1978 | 85 | 千吨 | 2026-9 |
| 1977 | 86 | 千吨 | 2026-9 |
| 1976 | 89 | 千吨 | 2026-9 |
| 1975 | 82 | 千吨 | 2026-9 |
| 1974 | 86 | 千吨 | 2026-9 |
| 1973 | 80 | 千吨 | 2026-9 |
| 1972 | 79 | 千吨 | 2026-9 |
| 1971 | 72 | 千吨 | 2026-9 |
| 1970 | 70 | 千吨 | 2026-9 |
| 1969 | 69 | 千吨 | 2026-9 |
| 1968 | 65 | 千吨 | 2026-9 |
| 1967 | 62 | 千吨 | 2026-9 |
| 1966 | 61 | 千吨 | 2026-9 |
| 1965 | 60 | 千吨 | 2026-9 |
| 1964 | 57 | 千吨 | 2026-9 |
| 1963 | 56 | 千吨 | 2026-9 |
| 1962 | 59 | 千吨 | 2026-9 |
| 1961 | 56 | 千吨 | 2026-9 |
| 1960 | 55 | 千吨 | 2026-9 |