Run 1 :
Fill time for adding 1000 entry: 8.492 seconds
Usage per user : [{<<"martin">>,279600},
                  {<<"boulette">>,274900},
                  {<<"cstar">>,405500},
                  {<<"helene">>,273000},
                  {<<"sacha">>,320400}]
MapRed time=0.411 seconds
Usage  : {<<"boulette">>,274900}
MapRed time=0.351 seconds
Run 2 :
Fill time for adding 1000 entry: 7.958 seconds
Usage per user : [{<<"martin">>,88400},
                  {<<"boulette">>,86400},
                  {<<"cstar">>,94600},
                  {<<"helene">>,108100},
                  {<<"sacha">>,69500}]
MapRed time=0.345 seconds
Usage  : {<<"boulette">>,86400}
MapRed time=0.162 seconds

AVG : 0.317