年度 | 实际值 |
---|---|
1995 | 30.3 |
1996 | 36.6 |
1997 | 38.73 |
1998 | |
1999 | 42.2 |
2000 | 44 |
2001 | 45.14 |
2002 | 44.8 |
2003 | 46.62 |
2004 | 47.08 |
2005 | 38.53 |
2006 | 40.79 |
2007 | 41.8 |
2008 | 42.78 |
2009 | |
2010 | 45.7 |
2011 | 47.43 |
2012 | 47.27 |
2013 | 48.51 |
2014 | 49.43 |
2015 | 48.59 |
2016 | 47.64 |
2017 | |
2018 | 48.65 |