| 年度 | 实际值 |
|---|---|
| 1997 | 33100 |
| 1998 | 34000 |
| 1999 | 34956 |
| 2000 | 97400 |
| 2001 | 105900 |
| 2002 | 127000 |
| 2003 | 140000 |
| 2004 | 16 |
| 2005 | 165900 |
| 2006 | 168900 |
| 2007 | 167100 |
| 2008 | 166600 |
| 2009 | |
| 2010 | 164700 |
| 2011 | 163800 |
| 2012 | 159800 |
| 2013 | 158900 |
| 2014 | 166000 |
| 2015 | 167600 |
| 2016 | 170000 |
| 2017 | 170000 |
| 2018 | 170000 |