| 年度 | 实际值 |
|---|---|
| 1981 | 9363 |
| 1982 | 10706 |
| 1983 | 14727 |
| 1984 | 22091 |
| 1985 | 36078 |
| 1986 | 42841 |
| 1987 | 53000 |
| 1988 | 50470 |
| 1989 | 74378 |
| 1990 | 82879 |
| 1991 | 111587 |
| 1992 | 147892 |
| 1993 | 302583 |
| 1994 | 487384 |
| 1995 | 707818 |
| 1996 | 897458 |
| 1997 | 1123618 |
| 1998 | 1303873 |
| 1999 | 1453075 |
| 2000 | 1717004 |
| 2001 | 1983840 |
| 2002 | 2180700 |
| 2003 | 2400000 |
| 2004 | 2660754 |
| 2005 | 3080000 |
| 2006 | 3434694 |
| 2007 | 4033213 |
| 2008 | 4747040 |
| 2009 | 5221993 |
| 2010 | 6585142 |
| 2011 | 7125632 |
| 2012 | 6867507 |
| 2013 | 6797626 |
| 2014 | 7139925 |
| 2015 | 5877476 |