#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    : 28964 1     3804  [ 0     0     1     0     0     1     0     0     1     0     0     0     1     3     ]
#1    : 16090 17    364   [ 10    10    9     9     11    3     1     6     6     0     1     0     1     1     ]
#2    : 28672 1     4096  [ 0     0     0     0     0     0     0     0     0     0     0     0     1     3     ]
#3    : 32652 1     116   [ 0     0     1     1     0     0     0     1     1     1     1     1     1     3     ]
#4    : 32768 1     0     [ 0     0     0     0     0     0     0     0     0     0     0     0     0     4     ]
#5    : 32652 1     116   [ 0     0     1     1     0     0     0     1     1     1     1     1     1     3     ]
#6    : 19205 5     0     [ 3     1     0     2     1     3     2     2     3     3     2     1     1     1     ]
#7    : 4236  1     116   [ 0     0     1     1     0     0     0     1     2     1     1     1     0     0     ]