| 年度 | 实际值 |
|---|---|
| 1983 | 2249 |
| 1984 | 3619 |
| 1985 | 3975 |
| 1986 | 6486 |
| 1987 | 9297 |
| 1988 | 17985 |
| 1989 | 27474 |
| 1990 | 40002 |
| 1991 | 45810 |
| 1992 | 77195 |
| 1993 | 133291 |
| 1994 | 190200 |
| 1995 | 236237 |
| 1996 | 328000 |
| 1997 | 451626 |
| 1998 | 533385 |
| 1999 | 674181 |
| 2000 | 909371 |
| 2001 | 970900 |
| 2002 | 1202000 |
| 2003 | 1519800 |
| 2004 | 1937580 |
| 2005 | 2064259 |
| 2006 | 2532573 |
| 2007 | 2858307 |
| 2008 | 3294653 |
| 2009 | 4504704 |
| 2010 | 4809055 |
| 2011 | 5640072 |
| 2012 | 6321379 |
| 2013 | 6036666 |
| 2014 | 7506553 |
| 2015 | 5051261 |