| 年度 | 实际值 |
|---|---|
| 1992 | 4296 |
| 1993 | |
| 1994 | |
| 1995 | 3322 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 11612 |
| 2000 | 14200 |
| 2001 | 23900 |
| 2002 | 29700 |
| 2003 | 33100 |
| 2004 | 40400 |
| 2005 | 45800 |
| 2006 | 53400 |
| 2007 | 69300 |
| 2008 | 86300 |
| 2009 | 134100 |
| 2010 | 139400 |
| 2011 | 179100 |
| 2012 | 194000 |
| 2013 | 224900 |
| 2014 | 299000 |
| 2015 | 324300 |
| 2016 | 412900 |