| 年度 | 实际值 |
|---|---|
| 1992 | 15315 |
| 1993 | 68635 |
| 1994 | 23979 |
| 1995 | 30378 |
| 1996 | 36931 |
| 1997 | 42684 |
| 1998 | 48655 |
| 1999 | 58357 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 293053 |
| 2004 | 378111 |
| 2005 | 485209 |
| 2006 | 621812 |
| 2007 | 760474 |
| 2008 | 1068293 |
| 2009 | |
| 2010 | 1559205 |
| 2011 | 1923582 |
| 2012 | 2357968 |
| 2013 | 2617543 |
| 2014 | 2543206 |
| 2015 | 2925360 |
| 2016 | 3037531 |
| 2017 | 3376382 |
| 2018 | 3771658 |