| 年度 | 数值 | 单位 | 发布日期 |
|---|
| 2016 | 1780 | 千吨 | 2026-9 |
| 2015 | 1700 | 千吨 | 2026-9 |
| 2014 | 1570 | 千吨 | 2026-9 |
| 2013 | 1500 | 千吨 | 2026-9 |
| 2012 | 1550 | 千吨 | 2026-9 |
| 2011 | 1350 | 千吨 | 2026-9 |
| 2010 | 1280 | 千吨 | 2026-9 |
| 2009 | 1200 | 千吨 | 2026-9 |
| 2008 | 1170 | 千吨 | 2026-9 |
| 2007 | 1050 | 千吨 | 2026-9 |
| 2006 | 1100 | 千吨 | 2026-9 |
| 2005 | 950 | 千吨 | 2026-9 |
| 2004 | 900 | 千吨 | 2026-9 |
| 2003 | 1340 | 千吨 | 2026-9 |
| 2002 | 1275 | 千吨 | 2026-9 |
| 2001 | 1230 | 千吨 | 2026-9 |
| 2000 | 1070 | 千吨 | 2026-9 |
| 1999 | 980 | 千吨 | 2026-9 |
| 1998 | 930 | 千吨 | 2026-9 |
| 1997 | 900 | 千吨 | 2026-9 |
| 1996 | 840 | 千吨 | 2026-9 |
| 1995 | 780 | 千吨 | 2026-9 |
| 1994 | 700 | 千吨 | 2026-9 |
| 1993 | 650 | 千吨 | 2026-9 |
| 1992 | 680 | 千吨 | 2026-9 |
| 1991 | 630 | 千吨 | 2026-9 |
| 1990 | 575 | 千吨 | 2026-9 |
| 1989 | 538 | 千吨 | 2026-9 |
| 1988 | 498 | 千吨 | 2026-9 |
| 1987 | 464 | 千吨 | 2026-9 |
| 1986 | 431 | 千吨 | 2026-9 |
| 1985 | 393 | 千吨 | 2026-9 |
| 1984 | 356 | 千吨 | 2026-9 |
| 1983 | 375 | 千吨 | 2026-9 |
| 1982 | 335 | 千吨 | 2026-9 |
| 1981 | 275 | 千吨 | 2026-9 |
| 1980 | 273 | 千吨 | 2026-9 |
| 1979 | 179 | 千吨 | 2026-9 |
| 1978 | 144 | 千吨 | 2026-9 |
| 1977 | 109 | 千吨 | 2026-9 |
| 1976 | 69 | 千吨 | 2026-9 |
| 1975 | 61 | 千吨 | 2026-9 |