| 年度 | 实际值 |
|---|---|
| 1999 | 5471.8 |
| 2000 | 5769 |
| 2001 | 6157 |
| 2002 | 6607 |
| 2003 | 7102 |
| 2004 | 8564 |
| 2005 | 11332 |
| 2006 | 12605.661359016 |
| 2007 | 14775.8855458594 |
| 2008 | 18083.134497458 |
| 2009 | 18551.7373930861 |
| 2010 | 20968.508519719 |
| 2011 | 25439 |
| 2012 | 29848.4846506734 |
| 2013 | 33624 |
| 2014 | 36578 |
| 2015 | 38248.6596377094 |
| 2016 | 40721.105040295 |