May 11, 1985

8.8

January 1986

10.4

March 1, 1986

10.0

May 3, 1986

9.3

October 4, 1986

9.4

November 29, 1986

9.7

January 3, 1987

10.6

March 14, 1987

11.6

May 2, 1987

9.5

October 3, 1987

9.7

March 12, 1988

10.0

October 29, 1988

8.7

November 26, 1988

9.4

March 11, 1989

10.0

October 14, 1989

9.5

November 25, 1989

8.7

January 27, 1990

11.1

July 28, 1990

7.2

April 27, 1991

7.7

February 8, 1992

8.2

November 8, 1992

6.1