年度 | 实际值 |
---|---|
1995 | 39.4 |
1996 | 35.7 |
1997 | 37.54 |
1998 | 37.6 |
1999 | 39 |
2000 | 40 |
2001 | 41.28 |
2002 | 41.18 |
2003 | 42.05 |
2004 | 40.26 |
2005 | 45.89 |
2006 | 45.32 |
2007 | 47.02 |
2008 | 47.21 |
2009 | |
2010 | 54.18 |
2011 | 53.05 |
2012 | 53.56 |
2013 | 55.4 |
2014 | 56.57 |
2015 | 57.17 |
2016 | 57.06 |
2017 | |
2018 | 58.75 |