| 年度 | 实际值 |
|---|---|
| 1997 | 265800 |
| 1998 | 188600 |
| 1999 | 180000 |
| 2000 | 169800 |
| 2001 | 162800 |
| 2002 | 151900 |
| 2003 | 142400 |
| 2004 | 142500 |
| 2005 | 153100 |
| 2006 | 147900 |
| 2007 | 131200 |
| 2008 | 163800 |
| 2009 | |
| 2010 | 152100 |
| 2011 | 178500 |
| 2012 | 186300 |
| 2013 | 197200 |
| 2014 | 199200 |
| 2015 | 16.74 |
| 2016 | 160000 |
| 2017 | 150000 |
| 2018 | 190000 |