年度 | 实际值 |
---|---|
1995 | 44.5 |
1996 | 43.1 |
1997 | 42.84 |
1998 | 42.3 |
1999 | 42.3 |
2000 | 43 |
2001 | 44.31 |
2002 | 45.86 |
2003 | 49.02 |
2004 | 51.61 |
2005 | 55 |
2006 | 55.18 |
2007 | 55.31 |
2008 | 55.77 |
2009 | |
2010 | 53.35 |
2011 | 53.02 |
2012 | 52.47 |
2013 | 51.11 |
2014 | 49.07 |
2015 | 47.25 |
2016 | 45.32 |
2017 | |
2018 | 45.31 |