Jahr
1990
1991
238
1989
164
1992
162
1988
103
1993
100
1987
70
1994
57
1986
44
1995
33
1985
26
1996
24
1984
20
1983
19
1997
18
1982
16
1998
12
1980
11
1981
11
1979
10
1978
9
1999
9
1975
8
1976
8
1977
8
1972
5
1973
5
1974
5
2000
4
2001
3
2002
3
1971
2
2003
2
1903
1
1904
1
1905
1
1906
1
1907
1
1908
1
1909
1
1910
1
1911
1
1912
1
1913
1
1914
1
1915
1
1916
1
1917
1
1918
1
1919
1
mehr ...