#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    : 2757  13    408   [ 9     4     9     8     5     6     5     4     6     0     0     0     0     0     ]
#2    : 1750  14    6871  [ 10    8     5     5     2     3     2     5     3     0     0     0     0     0     ]
#3    : 24470 15    129   [ 10    8     1     1     1     1     1     0     1     1     1     1     1     2     ]
#4    : 3828  3     8192  [ 2     1     2     1     2     0     3     0     2     0     1     1     0     0     ]
#5    : 20985 2     1543  [ 1     0     0     1     1     1     1     1     1     0     0     0     1     2     ]
#6    : 21750 4     0     [ 2     2     0     2     2     2     2     2     1     1     2     1     2     1     ]
#7    : 32639 1     129   [ 1     1     1     1     1     1     1     0     1     1     1     1     1     3     ]