| 年度 | 实际值 |
|---|---|
| 1992 | 4142 |
| 1993 | |
| 1994 | |
| 1995 | 7331 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 15110 |
| 2000 | 17502 |
| 2001 | 19505 |
| 2002 | 21256 |
| 2003 | 26789 |
| 2004 | 34237 |
| 2005 | 46789 |
| 2006 | 60066 |
| 2007 | 78086 |
| 2008 | 97656 |
| 2009 | 110606 |
| 2010 | 140026 |
| 2011 | 169466 |
| 2012 | 205096 |
| 2013 | 252566 |
| 2014 | 279866 |
| 2015 | 311896 |
| 2016 | 333656 |