1 1999

2 1992

3 1992 - 1994

4 1991

5 1990

6 1989

7 1988

8 1987

9 1987

10 1986

11 1985

12 1980

13 1977

14 1976

15 1976

16 1976

17 1976

18 1976

19 1976

20 1976

21 1975

22 1975

23 1975

24 1975

25 1975

26 1975

27 1975

28 1975

29 1974 - 1975

30 1974

31 1974

32 1974

33 1974

34 1974

35 1973

36 1973

37 1973

38 1973

39 1973

40 1973

41 1972

42 1972

43 1972

44 1971

45 1971

46 1971

47 1971

48 1971

49 1971

50 1971