年度 | 实际值 |
---|---|
1993 | 19 |
1994 | |
1995 | 28.4 |
1996 | 25.6 |
1997 | |
1998 | |
1999 | |
2000 | 33.2 |
2001 | .32 |
2002 | |
2003 | 17.97 |
2004 | 23.24 |
2005 | 27 |
2006 | 29.13 |
2007 | 30.96 |
2008 | 35.1 |
2009 | |
2010 | 39.86 |
2011 | 40.47 |
2012 | 40.31 |
2013 | 40.51 |
2014 | 40.56 |
2015 | 40.45 |
2016 | 40.6 |
2017 | 43.2 |
2018 | 44.98 |