| 年度 | 数值 | 单位 | 发布日期 |
|---|---|---|---|
| 2016 | 128 | 千吨 | 2026-9 |
| 2015 | 119 | 千吨 | 2026-9 |
| 2014 | 141 | 千吨 | 2026-9 |
| 2013 | 127 | 千吨 | 2026-9 |
| 2012 | 130 | 千吨 | 2026-9 |
| 2011 | 131 | 千吨 | 2026-9 |
| 2010 | 106 | 千吨 | 2026-9 |
| 2009 | 71 | 千吨 | 2026-9 |
| 2008 | 70 | 千吨 | 2026-9 |
| 2007 | 60 | 千吨 | 2026-9 |
| 2006 | 76 | 千吨 | 2026-9 |
| 2005 | 59 | 千吨 | 2026-9 |
| 2004 | 32 | 千吨 | 2026-9 |
| 2003 | 89 | 千吨 | 2026-9 |
| 2002 | 94 | 千吨 | 2026-9 |
| 2001 | 83 | 千吨 | 2026-9 |
| 2000 | 68 | 千吨 | 2026-9 |
| 1999 | 47 | 千吨 | 2026-9 |
| 1998 | 13 | 千吨 | 2026-9 |
| 1997 | 18 | 千吨 | 2026-9 |
| 1996 | 11 | 千吨 | 2026-9 |
| 1995 | 6 | 千吨 | 2026-9 |
| 1986 | 0 | 千吨 | 2026-9 |
| 1985 | 0 | 千吨 | 2026-9 |
| 1984 | 0 | 千吨 | 2026-9 |
| 1983 | 0 | 千吨 | 2026-9 |
| 1982 | 0 | 千吨 | 2026-9 |