| 年度 | 实际值 |
|---|---|
| 1992 | 14556 |
| 1993 | 79568 |
| 1994 | 33191 |
| 1995 | 39672 |
| 1996 | 42933 |
| 1997 | 62798 |
| 1998 | 69768 |
| 1999 | 61521 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 357079 |
| 2004 | 411611 |
| 2005 | 518765 |
| 2006 | 680545 |
| 2007 | 833282 |
| 2008 | 1097201 |
| 2009 | |
| 2010 | 1723385 |
| 2011 | 2146098 |
| 2012 | 2502476 |
| 2013 | 2591944 |
| 2014 | 2946228 |
| 2015 | 3736715 |
| 2016 | 4093874 |
| 2017 | 4185241 |
| 2018 | 4948361 |