Set Composition

IssueWeight
1977 1.00
1978 1.00
1979 1.00
1980 1.00
1981 1.00
1982 1.00
1983 1.00
1984 1.00
1985 1.00
1986 1.00
1987 1.00
1988 1.00
1989 1.00
1990 1.00
Divisor: 14.00