sent,success,elapsed,elapsed_per_req
1,1,1733568406,1733568406
2,2,3717781951,1858890975
3,3,5554603016,1851534338
4,4,7243764558,1810941139
5,5,9088779023,1817755804
6,6,10853379229,1808896538
7,7,12687932044,1812561720
8,8,14457291732,1807161466
9,9,16271996844,1807999649
10,10,18066058997,1806605899
11,11,20370606012,1851873273
12,12,11605742376,967145198
13,13,13622546503,1047888192
14,14,16059774589,1147126756
15,15,20283463752,1352230916
16,16,23829428368,1489339273