1988.60.3.MAR 1988.60.4.JUN 1988.61.1.SEP 1988.61.2.DEC
1987.59.3.MAR 1987.59.4.JUN 1987.60.1.SEP 1987.60.2.DEC
1986.58.3.MAR 1986.58.4.JUN 1986.59.1-2.SEP-DEC
1985.57.3.MAR 1985.57.4.JUN 1985.58.1.SEP 1985.58.2.DEC
1984.56.3.MAR 1984.56.4.JUN 1984.57.1-2.SEP-DEC
1983.55.3.MAR 1983.55.4.JUN 1983.56.1.SEP 1983.56.2.DEC
1982.54.3.MAR 1982.55.1-2.SEP-DEC 1982.55.4.JUN
1981.53.3.MAR 1981.53.4.JUN 1981.54.1.SEP 1981.54.2.DEC