| 年度 | 实际值 |
|---|---|
| 1995 | 12492 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12093 |
| 2000 | 11895 |
| 2001 | 12494 |
| 2002 | 12944 |
| 2003 | 13384 |
| 2004 | 18086 |
| 2005 | 20215 |
| 2006 | 21625 |
| 2007 | 29655 |
| 2008 | 35876 |
| 2009 | 34153 |
| 2010 | 36307 |
| 2011 | 37246 |
| 2012 | 43004 |
| 2013 | 53270 |
| 2014 | 58151 |
| 2015 | 60989 |
| 2016 | 62429 |
| 2017 | 51070 |
| 2018 | 51917 |