| 年度 | 实际值 |
|---|---|
| 1999 | 1696.9 |
| 2000 | 1737 |
| 2001 | 1899 |
| 2002 | 2166 |
| 2003 | 2648 |
| 2004 | 2949 |
| 2005 | 3420 |
| 2006 | 6868.10620164913 |
| 2007 | 9197.14594546949 |
| 2008 | 11387.4440191231 |
| 2009 | 10850.121890509 |
| 2010 | 11776.9958369721 |
| 2011 | 12032 |
| 2012 | 12435.1362425222 |
| 2013 | 12160 |
| 2014 | 12921 |
| 2015 | 12968.5955131388 |
| 2016 | 13038.6384355656 |