| 年度 | 实际值 |
|---|---|
| 1992 | 5788 |
| 1993 | |
| 1994 | |
| 1995 | 5801 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 8802 |
| 2000 | 13100 |
| 2001 | 18100 |
| 2002 | 20100 |
| 2003 | 25800 |
| 2004 | 30500 |
| 2005 | 37500 |
| 2006 | 42500 |
| 2007 | 51600 |
| 2008 | 60500 |
| 2009 | 65400 |
| 2010 | 78100 |
| 2011 | 96600 |
| 2012 | 110700 |
| 2013 | 123000 |
| 2014 | 132900 |
| 2015 | 150300 |
| 2016 | 170400 |