| 年度 | 实际值 |
|---|---|
| 1992 | 14019 |
| 1993 | 17647 |
| 1994 | 12519 |
| 1995 | 13908 |
| 1996 | 19135 |
| 1997 | 19958 |
| 1998 | 24240 |
| 1999 | 28823 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 112464 |
| 2004 | 133980 |
| 2005 | 182696 |
| 2006 | 243252 |
| 2007 | 424217 |
| 2008 | 517593 |
| 2009 | |
| 2010 | 673169 |
| 2011 | 919539 |
| 2012 | 1240176 |
| 2013 | 1330655 |
| 2014 | 1244086 |
| 2015 | 1476043 |
| 2016 | 1555258 |
| 2017 | 1759635 |
| 2018 | 2129214 |