date,pga1,pga2,pga3
12-08-2019:14:46:48, 0.7040, 0.3860, 0.3650
12-08-2019:14:46:45, 0.7040, 0.3860, 0.3650
12-08-2019:14:46:42, 0.7040, 0.3860, 0.3650