| 年度 | 实际值 |
|---|---|
| 1999 | 266572 |
| 2000 | 282880 |
| 2001 | 310200 |
| 2002 | 343100 |
| 2003 | 432600 |
| 2004 | 573000 |
| 2005 | 776500 |
| 2006 | 941300 |
| 2007 | 1162500 |
| 2008 | 1571895 |
| 2009 | 1982800 |
| 2010 | 2448488 |
| 2011 | 2888200 |
| 2012 | 3184929 |
| 2013 | 3433300 |
| 2014 | 3772400 |
| 2015 | 4015700 |
| 2016 | 4343600 |
| 2017 | 4923000 |
| 2018 | 5343600 |