年度 | 实际值 |
---|---|
1995 | 50.8 |
1996 | 43 |
1997 | 40.92 |
1998 | 42.3 |
1999 | 42.9 |
2000 | 43.7 |
2001 | 45.88 |
2002 | 48.35 |
2003 | 52.52 |
2004 | 55.03 |
2005 | 55.71 |
2006 | 58.87 |
2007 | 63.2 |
2008 | 64.32 |
2009 | |
2010 | 63.9 |
2011 | 66.99 |
2012 | 63.19 |
2013 | 58 |
2014 | 57.84 |
2015 | 55.76 |
2016 | 52.07 |
2017 | |
2018 | 49.57 |