| 年度 | 实际值 |
|---|---|
| 1992 | 19423 |
| 1993 | 30824 |
| 1994 | 29490 |
| 1995 | |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 33502 |
| 2001 | 62048 |
| 2002 | 113013 |
| 2003 | 223764 |
| 2004 | 232638 |
| 2005 | 269747 |
| 2006 | 212248 |
| 2007 | 318020 |
| 2008 | 467396 |
| 2009 | 693954 |
| 2010 | 947184 |
| 2011 | 1204021 |
| 2012 | 1565642 |
| 2013 | 2007864 |
| 2014 | 2523942 |
| 2015 | 3112607 |
| 2016 | 4067211 |