| 年度 | 实际值 |
|---|---|
| 1992 | 1285 |
| 1993 | 1302 |
| 1994 | 1332 |
| 1995 | 1401 |
| 1996 | 1411 |
| 1997 | 1428 |
| 1998 | 1459 |
| 1999 | 1502 |
| 2000 | 1534 |
| 2001 | 1570 |
| 2002 | 1370 |
| 2003 | 1393.57 |
| 2004 | 1416.43 |
| 2005 | 1527.14 |
| 2006 | 1240.86 |
| 2007 | 1254.57 |
| 2008 | 1259.43 |
| 2009 | |
| 2010 | 683.96 |
| 2011 | 1546.21 |
| 2012 | 1543.45 |
| 2013 | 1273.52 |
| 2014 | 1263.94 |
| 2015 | 1267.61 |