| 年度 | 实际值 |
|---|---|
| 1997 | 487700 |
| 1998 | 455000 |
| 1999 | 460000 |
| 2000 | 417600 |
| 2001 | 364300 |
| 2002 | 346400 |
| 2003 | 346900 |
| 2004 | 367800 |
| 2005 | 377300 |
| 2006 | 442600 |
| 2007 | 457700 |
| 2008 | 468100 |
| 2009 | |
| 2010 | 444200 |
| 2011 | 449800 |
| 2012 | 442200 |
| 2013 | 444400 |
| 2014 | 429100 |
| 2015 | 46.5 |
| 2016 | 460000 |
| 2017 | 450000 |
| 2018 | 400000 |