| 序号 | 时间 (年) |
数据 (万吨) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | 516.02 |
| 8 | 2012 | 498.08 |
| 9 | 2011 | 488.64 |
| 10 | 2010 | 474.38 |
| 11 | 2009 | 506.67 |
| 12 | 2008 | 472.75 |
| 13 | 2007 | 272.21 |
| 14 | 2006 | 266.79 |
| 15 | 2005 | 246.42 |
| 16 | 2004 | 190.53 |
| 17 | 2003 | 141.05 |
| 18 | 2002 | 127.33 |
| 19 | 2001 | 110.77 |
| 20 | 2000 | 80.67 |
| 21 | 1999 | 79.90 |
| 22 | 1998 | 78.77 |
| 23 | 1997 | 78.75 |
| 24 | 1996 | 64.27 |
| 25 | 1995 | 63.22 |
| 26 | 1990 | 50.31 |
