年度 | 实际值 |
---|---|
1995 | 31.2 |
1996 | 28.4 |
1997 | 44.85 |
1998 | 35 |
1999 | 35.6 |
2000 | 31.9 |
2001 | 32.06 |
2002 | 32 |
2003 | 27.47 |
2004 | 27.61 |
2005 | 35.24 |
2006 | 37.18 |
2007 | 34.49 |
2008 | 35 |
2009 | |
2010 | 35.37 |
2011 | 31.69 |
2012 | 32.48 |
2013 | 36.11 |
2014 | 36.21 |
2015 | 36.79 |
2016 | 39.9 |
2017 | 42 |
2018 | 47.26 |