| 年度 | 实际值 |
|---|---|
| 1992 | 24000 |
| 1993 | |
| 1994 | |
| 1995 | 30000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 61000 |
| 2000 | 65600 |
| 2001 | 74000 |
| 2002 | 79000 |
| 2003 | 87000 |
| 2004 | 95000 |
| 2005 | 99000 |
| 2006 | |
| 2007 | 120000 |
| 2008 | 140000 |
| 2009 | 150000 |
| 2010 | 150000 |
| 2011 | 180000 |
| 2012 | 190000 |
| 2013 | 220000 |
| 2014 | 230000 |
| 2015 | 240000 |
| 2016 | 260000 |
| 2017 | 260000 |