| 年度 | 实际值 |
|---|---|
| 2000 | 5055 |
| 2001 | 5375 |
| 2002 | 5630 |
| 2003 | 5124 |
| 2004 | 6277 |
| 2005 | 9182 |
| 2006 | 10610.9674036333 |
| 2007 | 13918.8590121376 |
| 2008 | 12441.3478324236 |
| 2009 | 11423.9899482269 |
| 2010 | 14612.0640203352 |
| 2011 | 17206 |
| 2012 | 17899.5220183598 |
| 2013 | 19212 |
| 2014 | 21314 |
| 2015 | 22341.1388614051 |
| 2016 | 24580.2630416782 |