年度 | 实际值 |
---|---|
1993 | 16 |
1994 | 16 |
1995 | 17 |
1996 | 17 |
1997 | |
1998 | |
1999 | |
2000 | 20 |
2001 | 23 |
2002 | 23 |
2003 | 28 |
2004 | 30 |
2005 | 30 |
2006 | 32 |
2007 | 32 |
2008 | 32 |
2009 | |
2010 | 35 |
2011 | 55 |
2012 | 60 |
2013 | 65 |
2014 | 68 |
2015 | 68 |
2016 | 70 |
2017 | 72 |
2018 | 88 |