| 年度 | 实际值 |
|---|---|
| 1992 | 1686 |
| 1993 | 1719 |
| 1994 | 1755 |
| 1995 | 1834 |
| 1996 | 1816 |
| 1997 | 1851 |
| 1998 | 1887 |
| 1999 | 1917 |
| 2000 | 1950 |
| 2001 | 1832 |
| 2002 | 1848 |
| 2003 | 1882.78 |
| 2004 | 1902.83 |
| 2005 | 1913.21 |
| 2006 | 1930.42 |
| 2007 | 1944.81 |
| 2008 | 1954.72 |
| 2009 | |
| 2010 | 1969.81 |
| 2011 | 1997.41 |
| 2012 | 2270.99 |
| 2013 | 2363.22 |
| 2014 | 1803.48 |
| 2015 | 1695.5 |