| 年度 | 实际值 |
|---|---|
| 1997 | 18452000 |
| 1998 | 19039000 |
| 1999 | 18743000 |
| 2000 | 20060000 |
| 2001 | 20246000 |
| 2002 | 20989000 |
| 2003 | 21124000 |
| 2004 | 21919000 |
| 2005 | 23271000 |
| 2006 | 25578000 |
| 2007 | 25835000 |
| 2008 | 28114000 |
| 2009 | |
| 2010 | 32903000 |
| 2011 | 34519000 |
| 2012 | 38488000 |
| 2013 | 38737000 |
| 2014 | 41797130 |
| 2015 | 40798000 |