| 年度 | 实际值 |
|---|---|
| 1992 | 4500 |
| 1993 | |
| 1994 | |
| 1995 | 4152 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12697 |
| 2000 | 15400 |
| 2001 | 23800 |
| 2002 | 27600 |
| 2003 | 33300 |
| 2004 | 40600 |
| 2005 | 48000 |
| 2006 | 54700 |
| 2007 | 70500 |
| 2008 | 91700 |
| 2009 | 100900 |
| 2010 | 136500 |
| 2011 | 147100 |
| 2012 | 168000 |
| 2013 | 205100 |
| 2014 | 216400 |
| 2015 | 291600 |
| 2016 | 425100 |