| 年度 | 实际值 |
|---|---|
| 1999 | 15381 |
| 2000 | 19486 |
| 2001 | 22348 |
| 2002 | 25081 |
| 2003 | 30184 |
| 2004 | 36294 |
| 2005 | 25714.8462680538 |
| 2006 | 44746.6937905939 |
| 2007 | 51967.5668577948 |
| 2008 | 54300 |
| 2009 | 80040 |
| 2010 | 110010 |
| 2011 | 145520 |
| 2012 | 153450 |
| 2013 | 210200 |
| 2014 | 202100 |
| 2015 | 178200 |
| 2016 | 180263 |
| 2017 | 266200 |