| 年度 | 实际值 |
|---|---|
| 1992 | 16000 |
| 1993 | |
| 1994 | |
| 1995 | 36330 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 127122 |
| 2000 | 162226 |
| 2001 | 178786 |
| 2002 | 176941 |
| 2003 | 181949 |
| 2004 | 167185 |
| 2005 | 154777 |
| 2006 | 135085 |
| 2007 | 110643 |
| 2008 | 120552 |
| 2009 | 137270 |
| 2010 | 161377 |
| 2011 | 189816 |
| 2012 | 133072 |
| 2013 | 201171 |
| 2014 | 216017 |
| 2015 | 212547 |
| 2016 | 220096 |
| 2017 | 254224 |