| 年度 | 实际值 |
|---|---|
| 1978 | 400 |
| 1979 | |
| 1980 | |
| 1981 | |
| 1982 | |
| 1983 | |
| 1984 | |
| 1985 | 1159 |
| 1986 | |
| 1987 | |
| 1988 | |
| 1989 | |
| 1990 | 3088 |
| 1991 | |
| 1992 | |
| 1993 | |
| 1994 | |
| 1995 | 7442 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12685 |
| 2000 | 13685 |
| 2001 | 17354 |
| 2002 | 18355 |
| 2003 | 19670 |
| 2004 | 22825 |
| 2005 | 28203 |
| 2006 | 33230 |
| 2007 | 42461 |
| 2008 | 55632 |
| 2009 | 81228 |
| 2010 | 102646 |
| 2011 | 116000 |
| 2012 | 135000 |
| 2013 | 177800 |
| 2014 | 184300 |