1. Cubeful 2-ply    13/9 6/3*                    Eq.:  +0.1174
       0.4968 0.1700 0.0064 - 0.5032 0.1567 0.0095
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    24/20 6/3*                   Eq.:  +0.0468 ( -0.0705)
       0.4879 0.1434 0.0046 - 0.5121 0.1430 0.0056
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    13/6                         Eq.:  +0.0140 ( -0.1033)
       0.4803 0.1412 0.0034 - 0.5197 0.1469 0.0054
        2-ply cubeful prune [world class]