| 年度 | 实际值 |
|---|---|
| 1990 | 133.94 |
| 1991 | 137.34 |
| 1992 | 140.67 |
| 1993 | 143.73 |
| 1994 | 146.2 |
| 1995 | 148.63 |
| 1996 | 151.11 |
| 1997 | 153.4 |
| 1998 | 156.18 |
| 1999 | 160.08 |
| 2000 | 165.14 |
| 2001 | 168.6 |
| 2002 | 1728200 |
| 2003 | 176.69 |
| 2004 | 1808953 |
| 2005 | 184.81 |
| 2006 | 187.56 |
| 2007 | 191.16 |
| 2008 | 194.29 |
| 2009 | 272.28 |
| 2010 | 275.8 |
| 2011 | 278.53 |
| 2012 | 281.12 |
| 2013 | 283.79 |