| 年度 | 实际值 |
|---|---|
| 1992 | 20189 |
| 1993 | 30580 |
| 1994 | 16264 |
| 1995 | 23471 |
| 1996 | 28875 |
| 1997 | 34061 |
| 1998 | 26668 |
| 1999 | 29446 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 73731 |
| 2004 | 94713 |
| 2005 | 119153 |
| 2006 | 140546 |
| 2007 | 180296 |
| 2008 | 234288 |
| 2009 | |
| 2010 | 411109 |
| 2011 | 584870 |
| 2012 | 740916 |
| 2013 | 855196 |
| 2014 | 941966 |
| 2015 | 1060654 |
| 2016 | 1054926 |
| 2017 | 1027281 |
| 2018 | 997094 |