| 年度 | 实际值 |
|---|---|
| 1992 | 15825 |
| 1993 | |
| 1994 | |
| 1995 | 33914 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 82761 |
| 2000 | 59789 |
| 2001 | 61793 |
| 2002 | 49854 |
| 2003 | 56243 |
| 2004 | 62519 |
| 2005 | 15295 |
| 2006 | 58930 |
| 2007 | 48323 |
| 2008 | 26296 |
| 2009 | 40758 |
| 2010 | 97846 |
| 2011 | 141214 |
| 2012 | 194132 |
| 2013 | 238426 |
| 2014 | 256550 |
| 2015 | 285900 |
| 2016 | 358395 |
| 2017 | 488800 |