| 年度 | 实际值 |
|---|---|
| 1992 | 4902 |
| 1993 | 7285 |
| 1994 | 8525 |
| 1995 | 10139 |
| 1996 | 11615 |
| 1997 | 12779 |
| 1998 | 14500 |
| 1999 | 14721 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 33050 |
| 2004 | 39065 |
| 2005 | 49324 |
| 2006 | 57633 |
| 2007 | 78549 |
| 2008 | 95797 |
| 2009 | |
| 2010 | 121922 |
| 2011 | 167839 |
| 2012 | 192245 |
| 2013 | 225419 |
| 2014 | 220571 |
| 2015 | 250996 |
| 2016 | 242761 |
| 2017 | 277274 |
| 2018 | 325543 |