Jahr
1978
1975
4
1976
4
1977
4
1979
4
1980
4
1981
4
1982
4
1983
4
1984
4
1985
4
1986
4
1987
4
1988
4
1989
4
1990
4
1991
4
1992
4
1993
4
1994
4
1995
4
1996
4
1997
3
1998
3
1999
3
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
1920
1
1921
1
1922
1
1923
1
1924
1
1925
1
1926
1
1927
1
mehr ...