| 年度 | 实际值 |
|---|---|
| 1995 | 3245 |
| 1996 | 3987 |
| 1997 | 4469 |
| 1998 | 4923 |
| 1999 | 5360 |
| 2000 | 5989 |
| 2001 | 7530 |
| 2002 | 8846 |
| 2003 | 9479.05274488697 |
| 2004 | 11852.9687207342 |
| 2005 | 13357.7708164915 |
| 2006 | 15997.8342986653 |
| 2007 | 22254.0324645399 |
| 2008 | 24489.0453058392 |
| 2009 | 26428.0475666614 |
| 2010 | 30734.5845954132 |
| 2011 | 36953 |
| 2012 | 39936 |
| 2013 | |
| 2014 | 42433 |
| 2015 | 48000 |