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| (1)May 1986 |
(2)July 1986 |
(3)September 1986 |
(4)November 1986 |
(5)January 1987 |
(6)March 1987 |
(7)April 1987 |
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| (8)May 1987 |
(9)June 1987 |
(10)July 1987 |
(11)August 1987 |
(12)September 1987 |
(13)October 1987 |
(14)November 1987 |
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| (15)December 1987 |
(16)January 1988 |
(17)February 1988 |
(18)March 1988 |
(19)April 1988 |
(20)May 1988 |
(21)June 1988 |
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| (22)July 1988 |
(23)August 1988 |
(24)September 1988 |
(25)October 1988 |
(26)November 1988 |
(27)December 1988 |
(28)January 1989 |
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| (29)February 1989 |
(30)March 1989 |
(31)April 1989 |
(32)May 1989 |
(33)June 1989 |
(34)July 1989 |
(35)August 1989 |
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| (36)September 1989 |
(37)October 1989 |
(38)November 1989 |
(39)December 1989 |
(40)January 1990 |
(41)Feburary 1990 |
(42)March 1990 |
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| (43)April 1990 |
(44)May 1990 |
(45)June 1990 |
(46)July 1990 |
(47)August 1990 |
(48)September 1990 |
(49)October 1990 |
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| (50)November 1990 |
(51)December 1990 |
(52)January 1991 |
(53)February 1991 |
(54)March 1991 |
(55)April 1991 |
(56)May 1991 |
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| (57)June 1991 |
(58)July 1991 |
(59)August 1991 |
(60)September 1991 |
(61)October 1991 |
(62)November 1991 |
(63)December 1991 |