Sub-cluster Analysis:

C-007 [36889]  (#Grp: {9, 10, 11})

C-035 [36975]  (#Grp: {9, 10, 11})

C-066 [5615]  (#Grp: {9})

C-067 [6840]  (#Grp: {9, 10})

Spikey Created with Wolfram Mathematica 9.0