| 年度 | 实际值 |
|---|---|
| 1984 | 2351 |
| 1985 | 4153 |
| 1986 | 6070 |
| 1987 | 8008 |
| 1988 | 11678 |
| 1989 | 15210 |
| 1990 | 18475 |
| 1991 | 23650 |
| 1992 | 31762 |
| 1993 | 65269 |
| 1994 | 124092 |
| 1995 | 189185 |
| 1996 | 252326 |
| 1997 | 289018 |
| 1998 | 328220 |
| 1999 | 368533 |
| 2000 | 427693 |
| 2001 | 943152 |
| 2002 | 1117457 |
| 2003 | 1344093 |
| 2004 | 1603677 |
| 2005 | 1333983 |
| 2006 | 1522278 |
| 2007 | 1789936 |
| 2008 | 2001038 |
| 2009 | 3135920 |
| 2010 | 3571932 |
| 2011 | 4077381 |
| 2012 | 4357652 |
| 2013 | 4881300 |
| 2014 | 5315351 |
| 2015 | 5473300 |