| 年度 | 实际值 |
|---|---|
| 1992 | 10861 |
| 1993 | |
| 1994 | |
| 1995 | 7615 |
| 1996 | 8640 |
| 1997 | |
| 1998 | |
| 1999 | 14965 |
| 2000 | 20300 |
| 2001 | 29100 |
| 2002 | 36200 |
| 2003 | 44000 |
| 2004 | 47200 |
| 2005 | 57400 |
| 2006 | 64600 |
| 2007 | 83800 |
| 2008 | 100000 |
| 2009 | 108600 |
| 2010 | 131500 |
| 2011 | 184300 |
| 2012 | 197500 |
| 2013 | 227300 |
| 2014 | 250500 |
| 2015 | 291700 |
| 2016 | 320100 |