年度 | 实际值 |
---|---|
1995 | 36 |
1996 | 39.3 |
1997 | 43.87 |
1998 | 39.2 |
1999 | |
2000 | 39.9 |
2001 | 41.15 |
2002 | 36.58 |
2003 | 41.92 |
2004 | 44.2 |
2005 | 50.44 |
2006 | 55.29 |
2007 | 58.22 |
2008 | 58.86 |
2009 | |
2010 | 60.79 |
2011 | 64.7 |
2012 | 65.3 |
2013 | 64.97 |
2014 | 65.18 |
2015 | 64.44 |
2016 | 63.82 |
2017 | 57.45 |
2018 | 55.65 |