| 年度 | 实际值 |
|---|---|
| 1992 | 2551 |
| 1993 | 6353 |
| 1994 | |
| 1995 | |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 176920 |
| 2001 | 201900 |
| 2002 | 239055 |
| 2003 | 344458 |
| 2004 | 423980 |
| 2005 | 587453 |
| 2006 | 749615 |
| 2007 | 1013001 |
| 2008 | 1336552 |
| 2009 | 1826122 |
| 2010 | 1323769 |
| 2011 | 1415181 |
| 2012 | 1775585 |
| 2013 | 2108976 |
| 2014 | 2492097 |
| 2015 | 2963137 |
| 2016 | 3290138 |