年度 | 实际值 |
---|---|
1995 | 39.5 |
1996 | 37.9 |
1997 | 26.6 |
1998 | 31.7 |
1999 | |
2000 | |
2001 | |
2002 | 32.41 |
2003 | 34.71 |
2004 | 36.12 |
2005 | 42.07 |
2006 | 48.59 |
2007 | 53.6 |
2008 | 55.56 |
2009 | |
2010 | 51.55 |
2011 | 56.05 |
2012 | 57.87 |
2013 | 55.77 |
2014 | 51.07 |
2015 | 46.69 |
2016 | 44.69 |
2017 | 50.3 |
2018 | 41.1 |