年度 | 实际值 |
---|---|
1995 | 22.7 |
1996 | 27.4 |
1997 | 26.84 |
1998 | 27 |
1999 | 27.7 |
2000 | 27.1 |
2001 | 28.41 |
2002 | 31.8 |
2003 | 33.34 |
2004 | 37.13 |
2005 | |
2006 | 42.7 |
2007 | 48.29 |
2008 | 49.88 |
2009 | |
2010 | 49.86 |
2011 | 52.6 |
2012 | 52.6 |
2013 | 56.38 |
2014 | 57.79 |
2015 | 56.87 |
2016 | 57.14 |
2017 | |
2018 | 49.34 |