| 年度 | 实际值 |
|---|---|
| 1999 | 4452.3 |
| 2000 | 4807 |
| 2001 | 5006 |
| 2002 | 5482 |
| 2003 | 5577 |
| 2004 | 6493 |
| 2005 | 8089 |
| 2006 | 9297.63250094495 |
| 2007 | 10731.5914745144 |
| 2008 | 13037.837423063 |
| 2009 | 13529.3647371428 |
| 2010 | 18055.1384259434 |
| 2011 | 24532 |
| 2012 | 26259.1488666385 |
| 2013 | 26365 |
| 2014 | 30068 |
| 2015 | 30905.8246273615 |
| 2016 | 28498.7242990654 |