#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    : 3620  23    180   [ 12    14    15    12    6     6     7     5     8     0     0     0     0     0     ]
#2    : 7222  22    6871  [ 14    10    13    6     1     1     2     2     2     0     0     3     0     0     ]
#3    : 20601 14    741   [ 7     11    7     4     2     2     1     1     3     0     3     6     1     0     ]
#4    : 1399  2     8192  [ 1     1     1     2     2     2     0     0     1     0     1     0     0     0     ]
#5    : 15125 3     1542  [ 1     2     0     2     2     1     1     1     2     2     1     2     0     1     ]
#6    : 12563 4     5902  [ 1     1     0     0     3     1     1     1     0     2     1     1     0     1     ]
#7    : 32639 1     129   [ 1     1     1     1     1     1     1     0     1     1     1     1     1     3     ]