| 年度 | 实际值 |
|---|---|
| 1995 | 396796 |
| 1996 | 315085 |
| 1997 | 287768 |
| 1998 | 356370 |
| 1999 | 517519 |
| 2000 | 640395 |
| 2001 | 781018 |
| 2002 | 1160832 |
| 2003 | 1773283 |
| 2004 | 3426203 |
| 2005 | 4135710 |
| 2006 | 5382914 |
| 2007 | 7303637 |
| 2008 | 10109145 |
| 2009 | |
| 2010 | 14500794 |
| 2011 | 16847242 |
| 2012 | 19429642 |
| 2013 | 21840129 |
| 2014 | 19758182 |
| 2015 | 13376632 |
| 2016 | 7096706 |
| 2017 | 8142371 |
| 2018 | 9967210 |