| 年度 | 实际值 |
|---|---|
| 1992 | 206 |
| 1993 | 207 |
| 1994 | 208 |
| 1995 | 209 |
| 1996 | 210 |
| 1997 | 210 |
| 1998 | 210 |
| 1999 | 210 |
| 2000 | 201 |
| 2001 | 201 |
| 2002 | 201 |
| 2003 | 200.03 |
| 2004 | 199.5 |
| 2005 | 199.07 |
| 2006 | 198.63 |
| 2007 | 198.47 |
| 2008 | 198 |
| 2009 | |
| 2010 | 195.98 |
| 2011 | 195.27 |
| 2012 | 194.52 |
| 2013 | 193.36 |
| 2014 | 192.84 |
| 2015 | 191.63 |