| 年度 | 实际值 |
|---|---|
| 1992 | 42789 |
| 1993 | |
| 1994 | |
| 1995 | 43909 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 59285 |
| 2000 | 58710 |
| 2001 | 59350 |
| 2002 | 57361 |
| 2003 | 55752 |
| 2004 | 55509 |
| 2005 | 56151 |
| 2006 | 55474 |
| 2007 | 55216 |
| 2008 | 48768 |
| 2009 | 48727 |
| 2010 | 49294 |
| 2011 | 50059 |
| 2012 | 51860 |
| 2013 | 48481 |
| 2014 | 46520 |
| 2015 | 44751 |
| 2016 | 43532 |