| 年度 | 实际值 |
|---|---|
| 1992 | 9356 |
| 1993 | |
| 1994 | |
| 1995 | 11978 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 14112 |
| 2000 | 14946 |
| 2001 | 16430 |
| 2002 | 17220 |
| 2003 | 18645 |
| 2004 | 19775 |
| 2005 | 18703 |
| 2006 | 21675 |
| 2007 | 25622 |
| 2008 | 32641 |
| 2009 | 46013 |
| 2010 | 53031 |
| 2011 | 63355 |
| 2012 | 89328 |
| 2013 | 105776 |
| 2014 | 119663 |
| 2015 | 126610 |
| 2016 | 130319 |