年度 | 实际值 |
---|---|
1992 | 42.7 |
1993 | |
1994 | |
1995 | 43.6 |
1996 | |
1997 | |
1998 | |
1999 | 44.3 |
2000 | 45.1 |
2001 | 45 |
2002 | 45.3 |
2003 | 46 |
2004 | 46 |
2005 | 46.9 |
2006 | 47.4 |
2007 | 48.2212 |
2008 | 47.71 |
2009 | 48.3 |
2010 | 48.7684 |
2011 | 49.26 |
2012 | 48.9093 |
2013 | 49 |
2014 | 49 |
2015 | 49.6 |
2016 | 49.8892 |
2017 | 50 |