datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,05 0:30:00,31 ,       0,1.625901,0.315078,0.331634
sgpcmbeC1.c1,1998,05 1:30:00,31 ,0.000569,1.541896,0.286124,0.342994
sgpcmbeC1.c1,1998,05 2:30:00,31 ,       0, 1.89669,0.262089,0.351523
sgpcmbeC1.c1,1998,05 3:30:00,31 ,       0,1.743291,0.324634,0.350449
sgpcmbeC1.c1,1998,05 4:30:00,31 ,       0,1.629554,0.406183,0.377053
sgpcmbeC1.c1,1998,05 5:30:00,31 ,1.142231,25.56066,11.23332,6.461441
sgpcmbeC1.c1,1998,05 6:30:00,31 ,23.06121,168.3733,105.2895,36.83348
sgpcmbeC1.c1,1998,05 7:30:00,31 ,22.29501,376.0172,255.2755, 97.8882
sgpcmbeC1.c1,1998,05 8:30:00,31 ,44.45961, 580.554,439.0412,138.3965
sgpcmbeC1.c1,1998,05 9:30:00,31 ,114.5295,759.4322,592.9998,166.7919
sgpcmbeC1.c1,1998,0510:30:00,31 ,208.5863,893.0999,723.2619,183.0375
sgpcmbeC1.c1,1998,0511:30:00,31 ,198.0553,981.4219,772.0015, 230.849
sgpcmbeC1.c1,1998,0512:30:00,31 ,232.9065,1003.945,799.3075,205.0864
sgpcmbeC1.c1,1998,0513:30:00,31 ,273.8513,967.4387,777.5945,174.2266
sgpcmbeC1.c1,1998,0514:30:00,31 ,243.4825, 880.602, 712.274,146.8767
sgpcmbeC1.c1,1998,0515:30:00,31 ,152.6399,732.9075,585.0597,142.2032
sgpcmbeC1.c1,1998,0516:30:00,31 ,116.6409,555.8401, 423.925,124.3904
sgpcmbeC1.c1,1998,0517:30:00,31 ,24.44792,350.3867,265.9986, 82.1708
sgpcmbeC1.c1,1998,0518:30:00,31 ,7.267634,143.9457,99.14435,36.90777
sgpcmbeC1.c1,1998,0519:30:00,31 ,0.730943,26.57007,10.26349,5.299904
sgpcmbeC1.c1,1998,0520:30:00,31 ,       0,1.338161,0.356607,0.316431
sgpcmbeC1.c1,1998,0521:30:00,31 ,       0,0.932879,0.285517,0.267392
sgpcmbeC1.c1,1998,0522:30:00,31 ,0.004044, 1.78445,0.316433,0.361737
sgpcmbeC1.c1,1998,0523:30:00,31 ,       0,0.914385,0.286083,0.253293