年度 | 实际值 |
---|---|
1993 | 18 |
1994 | 18 |
1995 | 27 |
1996 | 27 |
1997 | 31 |
1998 | |
1999 | 33 |
2000 | 34 |
2001 | 35 |
2002 | 38 |
2003 | 40 |
2004 | 40 |
2005 | 40 |
2006 | 42 |
2007 | 45 |
2008 | 48 |
2009 | |
2010 | 49 |
2011 | 58 |
2012 | 61 |
2013 | 64 |
2014 | 64 |
2015 | 64 |
2016 | 64 |
2017 | 64 |
2018 | 64 |