| 年度 | 实际值 |
|---|---|
| 1983 | 103.5 |
| 1984 | 124 |
| 1985 | 102.8 |
| 1986 | 101.8 |
| 1987 | 102.5 |
| 1988 | 115.7 |
| 1989 | 106.4 |
| 1990 | 94 |
| 1991 | 115.3 |
| 1992 | 109.4 |
| 1993 | 77.3 |
| 1994 | 92 |
| 1995 | 112.3 |
| 1996 | 101.1 |
| 1997 | 100.5 |
| 1998 | 102 |
| 1999 | 106.7 |
| 2000 | 114.5 |
| 2001 | 69.5 |
| 2002 | 97.2 |
| 2003 | 109.9 |
| 2004 | 105.9 |
| 2005 | 101.8 |
| 2006 | 98.6 |
| 2007 | 104.8 |
| 2008 | 106.8 |
| 2009 | 99.9 |
| 2010 | 100.9 |
| 2011 | 100.6 |
| 2012 | 97.7 |
| 2013 | 93.1 |
| 2014 | 102.8 |
| 2015 | 103.3 |