| 年度 | 实际值 |
|---|---|
| 1993 | 8164 |
| 1994 | 8260 |
| 1995 | 8289 |
| 1996 | 8295 |
| 1997 | 8340 |
| 1998 | 8306 |
| 1999 | 6121 |
| 2000 | 7581 |
| 2001 | 4962 |
| 2002 | 5863 |
| 2003 | 6086 |
| 2004 | 6015 |
| 2005 | 7246 |
| 2006 | 8486 |
| 2007 | 8532 |
| 2008 | 8691 |
| 2009 | |
| 2010 | 8471 |
| 2011 | 9424 |
| 2012 | 9944 |
| 2013 | 10078 |
| 2014 | 10944 |
| 2015 | 10932 |
| 2016 | 11695 |
| 2017 | 12122 |
| 2018 | 12074 |