| 年度 | 实际值 |
|---|---|
| 1995 | 3797 |
| 1996 | 4460 |
| 1997 | 5013 |
| 1998 | 4750 |
| 1999 | 4622 |
| 2000 | 4858 |
| 2001 | 5902 |
| 2002 | 6398 |
| 2003 | 7139.79962157635 |
| 2004 | 8497.77062590097 |
| 2005 | 9960 |
| 2006 | 12003.6997255042 |
| 2007 | 15558.813658864 |
| 2008 | 19868.358346223 |
| 2009 | 22965.799739922 |
| 2010 | 27402.0014106859 |
| 2011 | 31482 |
| 2012 | 37407 |
| 2013 | |
| 2014 | 48170 |
| 2015 | 52966 |