年度 | 实际值 |
---|---|
1997 | 19600 |
1998 | 15900 |
1999 | 20000 |
2000 | 17700 |
2001 | 15000 |
2002 | 15000 |
2003 | 20000 |
2004 | 20000 |
2005 | 25500 |
2006 | 26100 |
2007 | 24500 |
2008 | 24400 |
2009 | |
2010 | 24500 |
2011 | 23800 |
2012 | 21500 |
2013 | 19900 |
2014 | 18700 |
2015 | 18900 |
2016 | 30000 |
2017 | 30000 |
2018 | 30000 |