| 年度 | 实际值 |
|---|---|
| 1999 | 5787 |
| 2000 | 6391 |
| 2001 | 7673.45 |
| 2002 | 8768.99 |
| 2003 | 9678.57 |
| 2004 | 11018.29 |
| 2005 | 11688.21 |
| 2006 | 14096.89 |
| 2007 | 17029.18 |
| 2008 | 20559.48 |
| 2009 | |
| 2010 | 26522.93 |
| 2011 | 31763.53 |
| 2012 | 36332.02 |
| 2013 | 39497.09 |
| 2014 | 43388.09 |
| 2015 | 48672 |
| 2016 | 53081 |
| 2017 | 50756 |
| 2018 | 57940 |