| 年度 | 实际值 |
|---|---|
| 1997 | 317944 |
| 1998 | 495139 |
| 1999 | 621735 |
| 2000 | 788900 |
| 2001 | 997900 |
| 2002 | 1235700 |
| 2003 | 1885600 |
| 2004 | 2311700 |
| 2005 | 2989500 |
| 2006 | 3948600 |
| 2007 | 5353200 |
| 2008 | 7622300 |
| 2009 | 9437330 |
| 2010 | 11594700 |
| 2011 | 14109000 |
| 2012 | 18359300 |
| 2013 | 22401692 |
| 2014 | 24264914 |
| 2015 | 24942850 |