| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2015 | 211 | 千吨 | 2026-9 |
| 2014 | 208 | 千吨 | 2026-9 |
| 2013 | 219 | 千吨 | 2026-9 |
| 2012 | 205 | 千吨 | 2026-9 |
| 2011 | 200 | 千吨 | 2026-9 |
| 2010 | 187 | 千吨 | 2026-9 |
| 2009 | 180 | 千吨 | 2026-9 |
| 2008 | 213 | 千吨 | 2026-9 |
| 2007 | 189 | 千吨 | 2026-9 |
| 2006 | 163 | 千吨 | 2026-9 |
| 2005 | 162 | 千吨 | 2026-9 |
| 2004 | 161 | 千吨 | 2026-9 |
| 2003 | 148 | 千吨 | 2026-9 |
| 2002 | 140 | 千吨 | 2026-9 |
| 2001 | 128 | 千吨 | 2026-9 |
| 2000 | 108 | 千吨 | 2026-9 |
| 1999 | 110 | 千吨 | 2026-9 |
| 1998 | 100 | 千吨 | 2026-9 |
| 1997 | 107 | 千吨 | 2026-9 |
| 1996 | 103 | 千吨 | 2026-9 |
| 1982 | 58 | 千吨 | 2026-9 |
| 1981 | 52 | 千吨 | 2026-9 |
| 1980 | 47 | 千吨 | 2026-9 |
| 1979 | 43 | 千吨 | 2026-9 |
| 1978 | 39 | 千吨 | 2026-9 |
| 1977 | 35 | 千吨 | 2026-9 |
| 1976 | 32 | 千吨 | 2026-9 |
| 1975 | 30 | 千吨 | 2026-9 |
| 1974 | 27 | 千吨 | 2026-9 |
| 1973 | 30 | 千吨 | 2026-9 |
| 1972 | 29 | 千吨 | 2026-9 |
| 1971 | 31 | 千吨 | 2026-9 |
| 1970 | 27 | 千吨 | 2026-9 |
| 1969 | 24 | 千吨 | 2026-9 |
| 1968 | 24 | 千吨 | 2026-9 |
| 1967 | 23 | 千吨 | 2026-9 |
| 1966 | 22 | 千吨 | 2026-9 |
| 1965 | 21 | 千吨 | 2026-9 |
| 1964 | 20 | 千吨 | 2026-9 |
| 1963 | 19 | 千吨 | 2026-9 |
| 1962 | 18 | 千吨 | 2026-9 |
| 1961 | 18 | 千吨 | 2026-9 |
| 1960 | 17 | 千吨 | 2026-9 |