| 年度 | 实际值 |
|---|---|
| 1992 | 10223 |
| 1993 | 12602 |
| 1994 | 13964 |
| 1995 | 14659 |
| 1996 | 18690 |
| 1997 | 18690 |
| 1998 | 18906 |
| 1999 | 20705 |
| 2000 | 56748 |
| 2001 | 67975 |
| 2002 | 69248 |
| 2003 | 74642 |
| 2004 | 83034 |
| 2005 | 92377 |
| 2006 | 115909 |
| 2007 | 152665 |
| 2008 | 184968 |
| 2009 | |
| 2010 | 244957 |
| 2011 | 339074 |
| 2012 | 438666 |
| 2013 | 520609 |
| 2014 | 594362 |
| 2015 | 685818 |
| 2016 | 680302 |
| 2017 | 696449 |
| 2018 | 711540 |