年度 | 实际值 |
---|---|
1993 | 3.6 |
1994 | |
1995 | 19.9 |
1996 | 20 |
1997 | |
1998 | |
1999 | |
2000 | |
2001 | |
2002 | |
2003 | 27.55 |
2004 | 23.68 |
2005 | 21 |
2006 | 17.75 |
2007 | 20.7 |
2008 | 23.32 |
2009 | |
2010 | 32.18 |
2011 | 30.25 |
2012 | 29.57 |
2013 | 19.78 |
2014 | 19.52 |
2015 | 19.03 |
2016 | 38.94 |
2017 | 38.91 |
2018 | 38.91 |