SP88
October 1, 1990
SP84
SP74
September 1, 1990
SP73
SP85
SP83
SP76
SP79
August 1, 1990
SP70
SP75
SP72
July 1, 1990
SP71
June 1, 1990
SP68
SP66
May 1, 1990
SP59
SP64
April 1, 1990
SP65
SP53
March 1, 1990
SP57
SP49
February 1, 1990
SP50
SP56
SP55
January 1, 1990
SP58
SP42
December 1, 1989
SP52
SP51
November 1, 1989
SP44
SP47
October 1, 1989
SP46
SP43
September 1, 1989
SP40
August 1, 1989
SP38
SP41
SP39
July 1, 1989
SP34
June 15, 1989
