| 年度 | 实际值 |
|---|---|
| 1992 | 1861 |
| 1993 | 1834 |
| 1994 | 1898 |
| 1995 | 1971 |
| 1996 | 2038 |
| 1997 | 2178 |
| 1998 | 2237 |
| 1999 | 2304 |
| 2000 | 2430 |
| 2001 | 2551 |
| 2002 | 2707 |
| 2003 | 603.86 |
| 2004 | 620.69 |
| 2005 | 639.05 |
| 2006 | 766.56 |
| 2007 | 663.51 |
| 2008 | 676.3 |
| 2009 | |
| 2010 | 686.51 |
| 2011 | 704.51 |
| 2012 | 701.04 |
| 2013 | 708.16 |
| 2014 | 723.77 |
| 2015 | 716.15 |