年度 | 实际值 |
---|---|
1995 | 41.3 |
1996 | 42.8 |
1997 | 41.54 |
1998 | 40.7 |
1999 | 39 |
2000 | 40 |
2001 | 40.58 |
2002 | 40.31 |
2003 | 38.76 |
2004 | 38.5 |
2005 | 41.16 |
2006 | 42.73 |
2007 | 43.17 |
2008 | 42.26 |
2009 | |
2010 | 46.06 |
2011 | 45.5 |
2012 | 45.84 |
2013 | 45.8 |
2014 | 46.45 |
2015 | 48.66 |
2016 | 50.26 |
2017 | |
2018 | 52.91 |