| 年度 | 实际值 |
|---|---|
| 1992 | 959 |
| 1993 | 969 |
| 1994 | 974 |
| 1995 | 1136 |
| 1996 | 1160 |
| 1997 | 1200 |
| 1998 | 1215 |
| 1999 | 1226 |
| 2000 | 1240 |
| 2001 | 1248 |
| 2002 | 1262 |
| 2003 | 1278.97 |
| 2004 | 1293.99 |
| 2005 | 889.65 |
| 2006 | 897.81 |
| 2007 | 902.56 |
| 2008 | 904.51 |
| 2009 | |
| 2010 | 1146.79 |
| 2011 | 895.25 |
| 2012 | 892.33 |
| 2013 | 893.67 |
| 2014 | 907.28 |
| 2015 | 913.58 |