datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,04 0:30:00,27 ,0.790335,3.460977,1.991706,0.808394
sgpcmbeC1.c1,2002,04 1:30:00,26 ,0.826951, 3.95958,2.032016,0.891029
sgpcmbeC1.c1,2002,04 2:30:00,26 , 0.93388,3.603106,2.046836,0.860106
sgpcmbeC1.c1,2002,04 3:30:00,24 ,0.978064,3.623756,1.998342, 0.87473
sgpcmbeC1.c1,2002,04 4:30:00,26 ,0.947846,3.701565,2.092815, 0.87425
sgpcmbeC1.c1,2002,04 5:30:00,24 ,0.904815,3.168694,1.935057,0.703408
sgpcmbeC1.c1,2002,04 6:30:00,24 ,0.865883,3.116203,1.912845,0.710441
sgpcmbeC1.c1,2002,04 7:30:00,26 ,0.832713,3.629167,1.946416,0.788014
sgpcmbeC1.c1,2002,04 8:30:00,25 ,0.772729,3.456092,1.942128,0.804953
sgpcmbeC1.c1,2002,04 9:30:00,29 ,0.734637,3.906101,2.018391,0.822486
sgpcmbeC1.c1,2002,0410:30:00,29 ,0.738639,3.902613,2.014396,0.827756
sgpcmbeC1.c1,2002,0411:30:00,30 ,0.762908,3.990195,2.040001,0.835783
sgpcmbeC1.c1,2002,0412:30:00,30 ,0.787815,3.925258,2.029743,0.809987
sgpcmbeC1.c1,2002,0413:30:00,29 ,0.814103,4.074295,1.964929,0.742281
sgpcmbeC1.c1,2002,0414:30:00,29 ,0.826912,4.031326,1.960069,0.734507
sgpcmbeC1.c1,2002,0415:30:00,29 ,0.827244,3.752841,1.963343,0.709912
sgpcmbeC1.c1,2002,0416:30:00,29 ,0.834187,3.413889,2.004946, 0.73424
sgpcmbeC1.c1,2002,0417:30:00,29 ,0.871006,3.474714,2.019348,0.782044
sgpcmbeC1.c1,2002,0418:30:00,29 ,0.927724,3.576787,2.045748,0.802709
sgpcmbeC1.c1,2002,0419:30:00,29 ,0.850424,4.047027,2.108211, 0.85646
sgpcmbeC1.c1,2002,0420:30:00,28 ,0.838688,3.912245,2.050418,0.771832
sgpcmbeC1.c1,2002,0421:30:00,28 ,0.819232,4.228686,2.080488,0.816732
sgpcmbeC1.c1,2002,0422:30:00,26 ,0.773157,3.531928,1.985944,0.761245
sgpcmbeC1.c1,2002,0423:30:00,27 ,0.771487,3.381979,2.059902,0.796831