| 年度 | 实际值 |
|---|---|
| 1992 | 2609 |
| 1993 | 2666 |
| 1994 | 2676 |
| 1995 | 2719 |
| 1996 | 2777 |
| 1997 | 2823 |
| 1998 | 2855 |
| 1999 | 2885 |
| 2000 | 2908 |
| 2001 | 2241 |
| 2002 | 2288 |
| 2003 | 2338.31 |
| 2004 | 2376.9 |
| 2005 | 2404.51 |
| 2006 | 2440.56 |
| 2007 | 2457.75 |
| 2008 | 2465.35 |
| 2009 | |
| 2010 | 1125.24 |
| 2011 | 1392.18 |
| 2012 | 1393.03 |
| 2013 | 1395.92 |
| 2014 | 994.53 |
| 2015 | 995.33 |