| 年度 | 实际值 |
|---|---|
| 1992 | 17157 |
| 1993 | |
| 1994 | |
| 1995 | 24173 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 17780 |
| 2000 | 13524 |
| 2001 | 8663 |
| 2002 | 8663 |
| 2003 | 15586 |
| 2004 | 21331 |
| 2005 | 21839 |
| 2006 | 22542 |
| 2007 | 32967 |
| 2008 | 18612 |
| 2009 | 29440 |
| 2010 | 38244 |
| 2011 | 44184.6 |
| 2012 | 47184 |
| 2013 | 56550 |
| 2014 | 74480 |
| 2015 | 22697.5 |
| 2016 | 82243 |