| 年度 | 实际值 |
|---|---|
| 1992 | 21085 |
| 1993 | 37429 |
| 1994 | 15103 |
| 1995 | 20704 |
| 1996 | 19830 |
| 1997 | 25774 |
| 1998 | 23189 |
| 1999 | 34323 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 55822 |
| 2004 | 62505 |
| 2005 | 74331 |
| 2006 | 89684 |
| 2007 | 109961 |
| 2008 | 146131 |
| 2009 | |
| 2010 | 300700 |
| 2011 | 501433 |
| 2012 | 640300 |
| 2013 | 704970 |
| 2014 | 712144 |
| 2015 | 371524 |
| 2016 | 358394 |
| 2017 | 381775 |
| 2018 | 420137 |