| 年度 | 实际值 |
|---|---|
| 1992 | 16114 |
| 1993 | |
| 1994 | |
| 1995 | 50926 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 73646 |
| 2000 | 85084 |
| 2001 | 83726 |
| 2002 | 85773 |
| 2003 | 71288 |
| 2004 | 79600 |
| 2005 | 73748 |
| 2006 | 44121 |
| 2007 | 55461 |
| 2008 | 72561 |
| 2009 | 122900 |
| 2010 | 190537 |
| 2011 | 241907 |
| 2012 | 291100 |
| 2013 | 347265 |
| 2014 | 377036 |
| 2015 | 427801 |
| 2016 | 450846 |
| 2017 | 504442 |