#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    : 23936 2     7307  [ 2     1     1     1     1     1     1     0     1     2     0     1     1     2     ]
#1    : 3094  25    180   [ 12    9     18    14    4     4     4     3     6     1     0     0     0     0     ]
#2    : 16101 23    6871  [ 17    12    13    11    1     1     2     1     3     1     2     2     2     0     ]
#3    : 23932 12    129   [ 6     7     8     5     2     2     1     1     2     3     3     5     2     0     ]
#4    : 1399  2     8192  [ 1     1     1     2     2     2     0     0     1     0     1     0     0     0     ]
#5    : 21516 3     1542  [ 0     2     0     1     2     1     1     1     1     1     0     2     2     1     ]
#6    : 29006 3     0     [ 0     1     1     1     2     1     2     1     0     0     2     1     2     2     ]
#7    : 7784  4     742   [ 2     3     2     3     4     2     1     1     1     0     1     1     1     0     ]