| 年度 | 实际值 |
|---|---|
| 1992 | 12605 |
| 1993 | |
| 1994 | |
| 1995 | 18364 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 9066 |
| 2000 | 37006 |
| 2001 | 48436 |
| 2002 | 46369 |
| 2003 | 56892 |
| 2004 | 54999 |
| 2005 | 47676 |
| 2006 | 53502 |
| 2007 | 57467 |
| 2008 | 47609 |
| 2009 | 49007 |
| 2010 | 75609 |
| 2011 | 120410 |
| 2012 | 207217 |
| 2013 | 280788 |
| 2014 | 291116 |
| 2015 | 316979 |
| 2016 | 347783 |
| 2017 | 304458 |