| 年度 | 实际值 |
|---|---|
| 1992 | 8100 |
| 1993 | |
| 1994 | |
| 1995 | 12099 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 4490 |
| 2000 | 5190 |
| 2001 | 5637 |
| 2002 | 6704 |
| 2003 | 7165 |
| 2004 | 6022 |
| 2005 | 5211 |
| 2006 | 3565 |
| 2007 | 4348 |
| 2008 | 2104 |
| 2009 | 4260 |
| 2010 | 6479 |
| 2011 | 13873 |
| 2012 | 20159 |
| 2013 | 27415 |
| 2014 | 62782 |
| 2015 | 75352 |
| 2016 | 99799 |
| 2017 | 100041 |