年度 | 实际值 |
---|---|
1995 | 40.7 |
1996 | 41.1 |
1997 | 40.8 |
1998 | 44.4 |
1999 | 43.7 |
2000 | 46 |
2001 | 44.9 |
2002 | 45.69 |
2003 | 48.02 |
2004 | 48.55 |
2005 | 50.09 |
2006 | 51.93 |
2007 | 53.25 |
2008 | 54.95 |
2009 | |
2010 | 56.17 |
2011 | 58.57 |
2012 | 56.96 |
2013 | 56.08 |
2014 | 55.34 |
2015 | 53.32 |
2016 | 51.95 |
2017 | |
2018 | 50.48 |