年度 | 实际值 |
---|---|
1995 | 47.2 |
1996 | 47.2 |
1997 | 46.76 |
1998 | 46.5 |
1999 | 47.5 |
2000 | 48.6 |
2001 | 49.3 |
2002 | 50.33 |
2003 | 50.25 |
2004 | 50.4 |
2005 | 44.83 |
2006 | 47.54 |
2007 | 48.97 |
2008 | 50.15 |
2009 | |
2010 | 53.92 |
2011 | 55.06 |
2012 | 55.32 |
2013 | 55.29 |
2014 | 55.25 |
2015 | 52.6 |
2016 | 50.7 |
2017 | |
2018 | 46.18 |