| 年度 | 实际值 |
|---|---|
| 1997 | 59500 |
| 1998 | 61300 |
| 1999 | 60000 |
| 2000 | 74300 |
| 2001 | 84800 |
| 2002 | 98800 |
| 2003 | 110000 |
| 2004 | 110000 |
| 2005 | 115400 |
| 2006 | 118300 |
| 2007 | 120300 |
| 2008 | 126300 |
| 2009 | |
| 2010 | 137100 |
| 2011 | 147700 |
| 2012 | 140500 |
| 2013 | 145400 |
| 2014 | 148500 |
| 2015 | 153200 |
| 2016 | 160000 |
| 2017 | 170000 |
| 2018 | 180000 |