| 年度 | 实际值 |
|---|---|
| 1993 | 178000 |
| 1994 | 184000 |
| 1995 | 160000 |
| 1996 | 198000 |
| 1997 | 198000 |
| 1998 | 227000 |
| 1999 | 234000 |
| 2000 | 241000 |
| 2001 | 250000 |
| 2002 | 263000 |
| 2003 | 274000 |
| 2004 | 256000 |
| 2005 | 303000 |
| 2006 | 320000 |
| 2007 | 327000 |
| 2008 | 347000 |
| 2009 | |
| 2010 | 366000 |
| 2011 | 295000 |
| 2012 | 458000 |
| 2013 | 478000 |
| 2014 | 477000 |
| 2015 | 498000 |
| 2016 | 366000 |
| 2017 | 210000 |
| 2018 | 220000 |