| 年度 | 实际值 |
|---|---|
| 1992 | 16815 |
| 1993 | 21266 |
| 1994 | 10884 |
| 1995 | 10188 |
| 1996 | 13958 |
| 1997 | 17173 |
| 1998 | 21582 |
| 1999 | 24513 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 60196 |
| 2004 | 67745 |
| 2005 | 85578 |
| 2006 | 104509 |
| 2007 | 131395 |
| 2008 | 167547 |
| 2009 | |
| 2010 | 307860 |
| 2011 | 455001 |
| 2012 | 563024 |
| 2013 | 593828 |
| 2014 | 679903 |
| 2015 | 715955 |
| 2016 | 757948 |
| 2017 | 751871 |
| 2018 | 776148 |