| 年度 | 实际值 |
|---|---|
| 1995 | 3876 |
| 1996 | 1980 |
| 1997 | 7783 |
| 1998 | 17031 |
| 1999 | 19402 |
| 2000 | 18403 |
| 2001 | 15769 |
| 2002 | 44394 |
| 2003 | 51103 |
| 2004 | 73557 |
| 2005 | 68390 |
| 2006 | 66913 |
| 2007 | 94290 |
| 2008 | 86731 |
| 2009 | |
| 2010 | 187239 |
| 2011 | 351274 |
| 2012 | 328867 |
| 2013 | 586671 |
| 2014 | 833224 |
| 2015 | 867997 |
| 2016 | 946342 |
| 2017 | 835802 |
| 2018 | 848933 |