年度 | 实际值 |
---|---|
1995 | 38.6 |
1996 | 41.1 |
1997 | 33.8 |
1998 | 47.1 |
1999 | |
2000 | |
2001 | |
2002 | 48.07 |
2003 | 45.51 |
2004 | 44.12 |
2005 | 41.4 |
2006 | 37.04 |
2007 | 33.44 |
2008 | 31.67 |
2009 | |
2010 | 35.13 |
2011 | 30.74 |
2012 | 29.75 |
2013 | 31.44 |
2014 | 35.39 |
2015 | 40.92 |
2016 | 42.99 |
2017 | 39.52 |
2018 | 48.22 |