年度 | 实际值 |
---|---|
1995 | 38.3 |
1996 | 33.6 |
1997 | 36.08 |
1998 | 32.7 |
1999 | 24.7 |
2000 | 26 |
2001 | 24.5 |
2002 | 24.89 |
2003 | 28.13 |
2004 | 26.05 |
2005 | 29.38 |
2006 | 30.95 |
2007 | 33.3 |
2008 | 33.39 |
2009 | |
2010 | 39.17 |
2011 | 40.11 |
2012 | 41.3 |
2013 | 41.09 |
2014 | 42.44 |
2015 | 40.74 |
2016 | 39.79 |
2017 | |
2018 | 41.9 |