年度 | 实际值 |
---|---|
1995 | 41.4 |
1996 | 41 |
1997 | 45.02 |
1998 | 43.7 |
1999 | |
2000 | 48.3 |
2001 | 49.62 |
2002 | 50.82 |
2003 | 52.14 |
2004 | 57.76 |
2005 | 60.19 |
2006 | 61.75 |
2007 | 61.96 |
2008 | 60.94 |
2009 | |
2010 | 54.61 |
2011 | 53.49 |
2012 | 52.6 |
2013 | 51.31 |
2014 | 50.3 |
2015 | 48.83 |
2016 | 46.26 |
2017 | |
2018 | 44.89 |