| 年度 | 实际值 |
|---|---|
| 1992 | 5059 |
| 1993 | |
| 1994 | |
| 1995 | 7076 |
| 1996 | 9243 |
| 1997 | |
| 1998 | |
| 1999 | 14485 |
| 2000 | 17428 |
| 2001 | 18837 |
| 2002 | 15586 |
| 2003 | 15829 |
| 2004 | 17270 |
| 2005 | 20910 |
| 2006 | 23953 |
| 2007 | 29733 |
| 2008 | 36147 |
| 2009 | 44398 |
| 2010 | 53603 |
| 2011 | 80000 |
| 2012 | 108000 |
| 2013 | 131200 |
| 2014 | 157500 |
| 2015 | 170200 |
| 2016 | 171138 |