|
| 1976 |
81.40 |
| 1977 |
90.00 |
| 1978 |
57.10 |
| 1979 |
40.30 |
| 1980 |
57.10 |
| 1981 |
72.00 |
| 1982 |
75.00 |
| 1983 |
90.00 |
| 1984 |
90.00 |
| 1985 |
90.00 |
| 1986 |
100.00 |
| 1987 |
155.20 |
| 1988 |
132.30 |
| 1989 |
103.10 |
| 1990 |
82.70 |
| 1991 |
98.70 |
| 1992 |
138.40 |
| 1993 |
287.00 |
| 1994 |
446.40 |
| 1995 |
325.70 |
| 1996 |
328.10 |
| 1997 |
517.40 |
| 1998 |
609.60 |
| 1999 |
563.90 |
| 2000 |
571.80 |
| 2001 |
601.90 |
| 2002 |
555.20 |
| 2003 |
600.00 |
| 2004 |
595.70 |
| 2005 |
601.20 |
| 2006 |
643.30 |
| 2007 |
738.60 |
| 2008 |
1 170.10 |
| 2009 |
1 209.00 |
| 2010 |
1 016.00 |
| 2011 |
1 061.00 |
| 2012 |
1 098.00 |
| 2013 |
1 251.00 |
| 2014 |
1 414.00 |
| 2015 |
1 414.00 |
| 2016 |
1 437.00 |
| 2017 |
1 464.00 |
| 2018 |
1 640.00 |
| 2019 |
2 096.00 |
|