One column, eight groups, one column per cubic, seven groups, one column per cubic, six groups, one column per cubic, five groups, one column per cubic, four groups, one column per cubic, three groups, one column per cubic, two groups, one column per cubic, one group per cubic, one group per cubic, one group per cubic, one group per cubic, one group per cubic, one group per cubic, one group per cubic, one group per cubic
