| 序号 | 时间 (年) |
数据 (吨) |
|---|---|---|
| 1 | 2018 | |
| 2 | 2017 | |
| 3 | 2016 | |
| 4 | 2015 | |
| 5 | 2014 | |
| 6 | 2013 | |
| 7 | 2012 | 19783276.00 |
| 8 | 2011 | 18904030.00 |
| 9 | 2010 | 16330285.00 |
| 10 | 2009 | 14626455.00 |
| 11 | 2008 | 12338536.00 |
| 12 | 2007 | 11175179.00 |
| 13 | 2006 | 9797000.00 |
| 14 | 2005 | 8448000.00 |
| 15 | 2004 | 7478000.00 |
| 16 | 2003 | 5692853.00 |
| 17 | 2002 | 6401000.00 |
| 18 | 2001 | 6821000.00 |
| 19 | 2000 | 6518000.00 |
| 20 | 1999 | 8070000.00 |
