LabelID        Mean        StdD         Max         Min       Count     Vol(mm^3)        Extent(Vox)
    0      -1.00000     0.00000    -1.00000    -1.00000    33242194  147303687.421    512   512   127
    2      -0.60481     0.14742     0.00000    -0.98732       30952    137155.319     69    72    21
    4      -0.59468     0.13979    -0.03371    -0.98732       19142     84822.536     58    57    14