#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    : 28511 1     4257  [ 1     1     1     1     1     0     1     0     1     1     1     1     0     3     ]
#1    : 3146  26    180   [ 16    11    13    18    6     4     4     3     6     1     0     0     0     0     ]
#2    : 16130 23    6871  [ 12    9     9     18    1     1     2     1     3     1     2     2     2     0     ]
#3    : 30591 2     129   [ 1     1     1     1     1     1     1     0     1     1     1     2     2     2     ]
#4    : 3447  2     8192  [ 1     1     1     2     0     1     1     0     1     0     1     1     0     0     ]
#5    : 19473 2     1543  [ 1     0     0     2     2     1     1     1     1     1     0     1     0     2     ]
#6    : 21481 7     1636  [ 3     3     2     3     2     1     0     3     2     0     0     4     3     0     ]
#7    : 9649  4     1648  [ 1     0     0     0     3     0     0     1     1     2     0     0     0     1     ]