| 年度 | 实际值 |
|---|---|
| 1992 | 812 |
| 1993 | 1059 |
| 1994 | 1308 |
| 1995 | 1478 |
| 1996 | 1928 |
| 1997 | |
| 1998 | |
| 1999 | 3251 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 70267 |
| 2004 | 78461 |
| 2005 | 105006 |
| 2006 | 133521 |
| 2007 | 229386 |
| 2008 | 319780 |
| 2009 | |
| 2010 | 493799 |
| 2011 | 729874 |
| 2012 | 965976 |
| 2013 | 980844 |
| 2014 | 937142 |
| 2015 | 224686 |
| 2016 | 920029 |
| 2017 | 1016366 |
| 2018 | 1103075 |