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Annual report 1980 (German)
3.12 MB
Annual report 1981 (German)
2.04 MB
Annual report 1982 (German)
2.78 MB
Annual report 1983
2.03 MB
Annual report 1984
2.72 MB
Annual report 1985 (German)
3.05 MB
Annual report 1986 (German)
3.75 MB
Annual report 1987 (German)
4.3 MB
Annual report 1988 (German)
2.95 MB
Annual report 1989 (German)
3.18 MB
