| 年度 | 实际值 |
|---|---|
| 1978 | 2210 |
| 1979 | |
| 1980 | |
| 1981 | |
| 1982 | |
| 1983 | |
| 1984 | |
| 1985 | 5591 |
| 1986 | |
| 1987 | |
| 1988 | |
| 1989 | |
| 1990 | 10419 |
| 1991 | |
| 1992 | |
| 1993 | |
| 1994 | |
| 1995 | 29279 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 16954 |
| 2000 | 16166 |
| 2001 | 17256 |
| 2002 | 19184 |
| 2003 | 24500 |
| 2004 | 28471 |
| 2005 | 34162 |
| 2006 | 42705 |
| 2007 | 49976 |
| 2008 | 63296 |
| 2009 | 76108 |
| 2010 | 92134 |
| 2011 | 128400 |
| 2012 | 168100 |
| 2013 | 203400 |
| 2014 | 187100 |