年度 | 实际值 |
---|---|
1995 | 49.4 |
1996 | 52.9 |
1997 | 41.86 |
1998 | 54.3 |
1999 | |
2000 | |
2001 | |
2002 | 56.53 |
2003 | 51.78 |
2004 | 47.75 |
2005 | 40.81 |
2006 | 38.84 |
2007 | 34.38 |
2008 | 38.47 |
2009 | |
2010 | 35.08 |
2011 | 37.55 |
2012 | 46.81 |
2013 | 44.41 |
2014 | 46.05 |
2015 | 56.1 |
2016 | 61.41 |
2017 | 54.46 |
2018 | 57.01 |