| 年度 | 实际值 |
|---|---|
| 1992 | 14788 |
| 1993 | 29396 |
| 1994 | 11472 |
| 1995 | 13106 |
| 1996 | 14832 |
| 1997 | 16153 |
| 1998 | 17480 |
| 1999 | 18723 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 26623 |
| 2004 | 35001 |
| 2005 | 40133 |
| 2006 | 45244 |
| 2007 | 55814 |
| 2008 | 68507 |
| 2009 | |
| 2010 | 83365 |
| 2011 | 110111 |
| 2012 | 128537 |
| 2013 | 153335 |
| 2014 | 158162 |
| 2015 | 151302 |
| 2016 | 170946 |
| 2017 | 183664 |
| 2018 | 196810 |