| 年度 | 实际值 |
|---|---|
| 1992 | 56.42 |
| 1993 | 56.7 |
| 1994 | 56.89 |
| 1995 | 57.59 |
| 1996 | 57.95 |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 361.09 |
| 2001 | 362.95 |
| 2002 | 364.79 |
| 2003 | 366.15 |
| 2004 | 368.9 |
| 2005 | 371.25 |
| 2006 | 373.16 |
| 2007 | 374.48 |
| 2008 | 375.68 |
| 2009 | |
| 2010 | 377.92 |
| 2011 | 380.7 |
| 2012 | 380.9 |
| 2013 | 381.6 |
| 2014 | |
| 2015 | 389.07 |
| 2016 | 392 |
| 2017 | 394 |
| 2018 | 397 |