| 年度 | 实际值 |
|---|---|
| 1992 | 4003 |
| 1993 | 5519 |
| 1994 | 4852 |
| 1995 | 5691 |
| 1996 | 6586 |
| 1997 | |
| 1998 | |
| 1999 | 8802 |
| 2000 | 9205 |
| 2001 | 10015 |
| 2002 | 10208 |
| 2003 | 11505 |
| 2004 | 16010 |
| 2005 | 16273 |
| 2006 | 21125 |
| 2007 | 31459 |
| 2008 | 43008 |
| 2009 | 55208 |
| 2010 | 69822 |
| 2011 | 87065 |
| 2012 | 153156 |
| 2013 | 190263 |
| 2014 | 170031 |
| 2015 | 187655 |