| 年度 | 实际值 |
|---|---|
| 1992 | 19749 |
| 1993 | |
| 1994 | |
| 1995 | 30747 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 53298 |
| 2000 | 50018 |
| 2001 | 52098 |
| 2002 | 53086 |
| 2003 | 58793 |
| 2004 | 66221 |
| 2005 | 69328 |
| 2006 | 82718 |
| 2007 | 89900 |
| 2008 | 87500 |
| 2009 | 94862 |
| 2010 | 106619 |
| 2011 | 143206 |
| 2012 | 156639 |
| 2013 | 199884 |
| 2014 | 240332 |
| 2015 | 277915 |
| 2016 | 325653 |
| 2017 | 383807 |