| 年度 | 实际值 |
|---|---|
| 1992 | 8447 |
| 1993 | |
| 1994 | |
| 1995 | 6225 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 17233 |
| 2000 | 22700 |
| 2001 | 34700 |
| 2002 | 40100 |
| 2003 | 47900 |
| 2004 | 53100 |
| 2005 | 62800 |
| 2006 | 73000 |
| 2007 | 89900 |
| 2008 | 102200 |
| 2009 | 132700 |
| 2010 | 188100 |
| 2011 | 227600 |
| 2012 | 248900 |
| 2013 | 275700 |
| 2014 | 330300 |
| 2015 | 385300 |
| 2016 | 414200 |