| 年度 | 实际值 |
|---|---|
| 1993 | 5028 |
| 1994 | 5212 |
| 1995 | 5365 |
| 1996 | 5437 |
| 1997 | 5395 |
| 1998 | 5290 |
| 1999 | 5388 |
| 2000 | 5228 |
| 2001 | 5183 |
| 2002 | 5115 |
| 2003 | 4717 |
| 2004 | 5819 |
| 2005 | 6022 |
| 2006 | 6329 |
| 2007 | 6447 |
| 2008 | 6565 |
| 2009 | |
| 2010 | 7518 |
| 2011 | 7702 |
| 2012 | 8265 |
| 2013 | 8663 |
| 2014 | 9177 |
| 2015 | 9533 |
| 2016 | 9971 |
| 2017 | 10330 |
| 2018 | 10946 |