| 年度 | 实际值 |
|---|---|
| 1999 | 436473 |
| 2000 | 470627 |
| 2001 | 516555 |
| 2002 | 568040 |
| 2003 | 651607 |
| 2004 | 778879 |
| 2005 | 952926 |
| 2006 | 1158734 |
| 2007 | 1484916 |
| 2008 | 1983719 |
| 2009 | 2044689 |
| 2010 | 2621694 |
| 2011 | 3173919 |
| 2012 | 3609312 |
| 2013 | 3944273 |
| 2014 | 4131075 |
| 2015 | 4337261 |
| 2016 | 4620687 |
| 2017 | 4871852 |
| 2018 | 5032896 |