| 年度 | 实际值 |
|---|---|
| 1999 | 3897.5 |
| 2000 | 4306 |
| 2001 | 4775 |
| 2002 | 5255 |
| 2003 | 5212 |
| 2004 | 6220 |
| 2005 | 7123 |
| 2006 | 8580.6251918152 |
| 2007 | 10534.9065770149 |
| 2008 | 13721.7922066454 |
| 2009 | 14896.1944386571 |
| 2010 | 18541.6340689073 |
| 2011 | 22438 |
| 2012 | 25745.939361486 |
| 2013 | 26761 |
| 2014 | 28487 |
| 2015 | 31401.2352867901 |
| 2016 | 32874.9306579307 |