年度 | 实际值 |
---|---|
1995 | 62.3 |
1996 | 57.4 |
1997 | 55.79 |
1998 | 55.4 |
1999 | 52.9 |
2000 | 51.7 |
2001 | 51.32 |
2002 | 50.87 |
2003 | 55.46 |
2004 | 59.32 |
2005 | 59.17 |
2006 | 60.3 |
2007 | 61.85 |
2008 | 63.41 |
2009 | |
2010 | 62.3 |
2011 | 62.9 |
2012 | 60.65 |
2013 | 59.67 |
2014 | 54.8 |
2015 | 51.43 |
2016 | 43.46 |
2017 | |
2018 | 45.46 |