#group: free  frags first [ 2^0   2^1   2^2   2^3   2^4   2^5   2^6   2^7   2^8   2^9   2^10  2^11  2^12  2^13  ]
#0    : 28516 1     4252  [ 0     0     1     0     0     1     1     0     1     1     1     1     0     3     ]
#1    : 27374 12    130   [ 4     7     5     7     7     5     2     4     5     3     3     4     1     1     ]
#2    : 12458 6     0     [ 2     2     1     0     2     2     1     2     1     3     4     3     0     0     ]
#3    : 2153  4     1468  [ 1     0     4     1     1     2     2     1     1     3     0     0     0     0     ]
#4    : 4123  3     12288 [ 1     1     2     2     2     1     3     2     0     1     1     1     0     0     ]
#5    : 32639 1     129   [ 1     1     1     1     1     1     1     0     1     1     1     1     1     3     ]
#6    : 32768 1     0     [ 0     0     0     0     0     0     0     0     0     0     0     0     0     4     ]
#7    : 28070 4     129   [ 4     1     4     2     2     3     2     1     2     3     1     2     3     1     ]