1. Cubeful 2-ply    24/20 8/7*                   Eq.:  +0.0626
       0.5115 0.1399 0.0062 - 0.4885 0.1168 0.0036
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    13/9 8/7*                    Eq.:  +0.0499 ( -0.0127)
       0.5081 0.1578 0.0081 - 0.4919 0.1365 0.0059
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    22/18 8/7*                   Eq.:  +0.0168 ( -0.0458)
       0.5052 0.1360 0.0059 - 0.4948 0.1353 0.0045
        2-ply cubeful prune [world class]