| 年度 | 实际值 |
|---|---|
| 1999 | 614392 |
| 2000 | 637740 |
| 2001 | 716466 |
| 2002 | 771015 |
| 2003 | 903073 |
| 2004 | 1112738 |
| 2005 | 1287728 |
| 2006 | 1464716 |
| 2007 | 1678852 |
| 2008 | 2077309 |
| 2009 | 2142044 |
| 2010 | 2347549 |
| 2011 | 2606615 |
| 2012 | 2834572 |
| 2013 | 3070589 |
| 2014 | 3284763 |
| 2015 | 3474836 |
| 2016 | 3738293 |
| 2017 | 4105408 |
| 2018 | 4299100 |