| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 2016 | 0 | 千吨 | 2026-9 |
| 2015 | 0 | 千吨 | 2026-9 |
| 2014 | 104 | 千吨 | 2026-9 |
| 2013 | 104 | 千吨 | 2026-9 |
| 2012 | 102 | 千吨 | 2026-9 |
| 2011 | 102 | 千吨 | 2026-9 |
| 2010 | 101 | 千吨 | 2026-9 |
| 2009 | 105 | 千吨 | 2026-9 |
| 2008 | 107 | 千吨 | 2026-9 |
| 2007 | 107 | 千吨 | 2026-9 |
| 2006 | 105 | 千吨 | 2026-9 |
| 2005 | 102 | 千吨 | 2026-9 |
| 2004 | 96 | 千吨 | 2026-9 |
| 2003 | 94 | 千吨 | 2026-9 |
| 2002 | 84 | 千吨 | 2026-9 |
| 2001 | 83 | 千吨 | 2026-9 |
| 2000 | 77 | 千吨 | 2026-9 |
| 1999 | 73 | 千吨 | 2026-9 |
| 1998 | 63 | 千吨 | 2026-9 |
| 1997 | 59 | 千吨 | 2026-9 |
| 1996 | 55 | 千吨 | 2026-9 |
| 1983 | 27 | 千吨 | 2026-9 |
| 1982 | 27 | 千吨 | 2026-9 |
| 1981 | 30 | 千吨 | 2026-9 |
| 1980 | 30 | 千吨 | 2026-9 |
| 1979 | 32 | 千吨 | 2026-9 |
| 1978 | 31 | 千吨 | 2026-9 |
| 1977 | 30 | 千吨 | 2026-9 |
| 1976 | 23 | 千吨 | 2026-9 |
| 1975 | 22 | 千吨 | 2026-9 |