| 年度 | 实际值 |
|---|---|
| 1998 | 326437 |
| 1999 | 357381 |
| 2000 | |
| 2001 | 556410 |
| 2002 | 626091 |
| 2003 | 716104 |
| 2004 | 855758 |
| 2005 | 896561 |
| 2006 | 1031820 |
| 2007 | 1213169 |
| 2008 | 1480025 |
| 2009 | |
| 2010 | 1854892 |
| 2011 | 2193456 |
| 2012 | 2547702 |
| 2013 | 2920791 |
| 2014 | 3670594 |
| 2015 | 4135312 |
| 2016 | 4687869 |
| 2017 | 5249640 |
| 2018 | 5000091 |