| 年度 | 实际值 |
|---|---|
| 1995 | 27468 |
| 1996 | 14546 |
| 1997 | 17402 |
| 1998 | 23837 |
| 1999 | 27318 |
| 2000 | 30906 |
| 2001 | 38653 |
| 2002 | 47172 |
| 2003 | 72739 |
| 2004 | 68166 |
| 2005 | 73962 |
| 2006 | 107519 |
| 2007 | 150256 |
| 2008 | 216027 |
| 2009 | |
| 2010 | 576939 |
| 2011 | 881563 |
| 2012 | 948812 |
| 2013 | 1347974 |
| 2014 | 1359778 |
| 2015 | 1682054 |
| 2016 | 1902163 |
| 2017 | 2739559 |