1. Cubeful 2-ply    6/3*                         Eq.:  -0.0303
       0.5341 0.2115 0.0055 - 0.4659 0.1163 0.0036
        2-ply cubeful prune [world class]
    2. Cubeful 2-ply    24/21                        Eq.:  -0.0517 ( -0.0213)
       0.5334 0.1565 0.0039 - 0.4666 0.1128 0.0025
        2-ply cubeful prune [world class]
    3. Cubeful 2-ply    13/10                        Eq.:  -0.0664 ( -0.0360)
       0.5284 0.1829 0.0048 - 0.4716 0.1185 0.0035
        2-ply cubeful prune [world class]
    4. Cubeful 2-ply    22/21 13/11                  Eq.:  -0.0756 ( -0.0453)
       0.5270 0.1740 0.0049 - 0.4730 0.1187 0.0032
        2-ply cubeful prune [world class]