| 年度 | 实际值 |
|---|---|
| 1992 | 5909 |
| 1993 | |
| 1994 | |
| 1995 | 5401 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 16649 |
| 2000 | 22800 |
| 2001 | 28500 |
| 2002 | 37300 |
| 2003 | 45200 |
| 2004 | 58100 |
| 2005 | 69600 |
| 2006 | 80300 |
| 2007 | 89700 |
| 2008 | 106000 |
| 2009 | 129400 |
| 2010 | 170000 |
| 2011 | 197600 |
| 2012 | 221500 |
| 2013 | 237000 |
| 2014 | 260900 |
| 2015 | 329300 |
| 2016 | 365000 |