| 年度 | 实际值 |
|---|---|
| 1997 | 300000 |
| 1998 | 338600 |
| 1999 | 320000 |
| 2000 | 222200 |
| 2001 | 209400 |
| 2002 | 204700 |
| 2003 | 201400 |
| 2004 | 208300 |
| 2005 | 203200 |
| 2006 | 220800 |
| 2007 | 226900 |
| 2008 | 244400 |
| 2009 | |
| 2010 | 250500 |
| 2011 | 251500 |
| 2012 | 234100 |
| 2013 | 228400 |
| 2014 | 232000 |
| 2015 | 22.6 |
| 2016 | 360000 |
| 2017 | 340000 |
| 2018 | 330000 |