| 年度 | 实际值 |
|---|---|
| 1995 | 4180 |
| 1996 | 4612 |
| 1997 | 5099 |
| 1998 | 5008 |
| 1999 | 5623 |
| 2000 | 5648 |
| 2001 | 7145 |
| 2002 | 8905 |
| 2003 | 10723.8356164384 |
| 2004 | 11242.0403216922 |
| 2005 | 12232.2210221136 |
| 2006 | 15235.6325684084 |
| 2007 | 19978.4552559318 |
| 2008 | 26025.0072275224 |
| 2009 | 28970.2420981843 |
| 2010 | 32833.5767756071 |
| 2011 | 37535 |
| 2012 | 45976 |
| 2013 | |
| 2014 | 47240 |
| 2015 | 50251 |