| 年度 | 实际值 |
|---|---|
| 1997 | 12790000 |
| 1998 | 13280000 |
| 1999 | 14326000 |
| 2000 | 15967000 |
| 2001 | 16401000 |
| 2002 | 16545000 |
| 2003 | 16595000 |
| 2004 | 19423000 |
| 2005 | 18421000 |
| 2006 | 19967000 |
| 2007 | 19656000 |
| 2008 | 23429000 |
| 2009 | |
| 2010 | 24493000 |
| 2011 | 29090000 |
| 2012 | 32108000 |
| 2013 | 17510000 |
| 2014 | 38288300 |
| 2015 | 40402000 |