datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,06 0:30:00,30 ,       0,0.028745,0.001872,0.005726
sgpcmbeC1.c1,2000,06 1:30:00,30 ,       0,0.079349,0.004829,0.015572
sgpcmbeC1.c1,2000,06 2:30:00,30 ,       0,0.003866,0.000129,0.000706
sgpcmbeC1.c1,2000,06 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 4:30:00,30 ,       0,0.198135,0.016015,0.041052
sgpcmbeC1.c1,2000,06 5:30:00,30 ,0.395715,42.77176,17.05132, 11.9459
sgpcmbeC1.c1,2000,06 6:30:00,30 ,5.488502,194.9878,103.6293,63.28472
sgpcmbeC1.c1,2000,06 7:30:00,30 ,33.41453,397.5483,218.2373,138.3784
sgpcmbeC1.c1,2000,06 8:30:00,30 ,49.12024,590.0059,336.6033, 201.333
sgpcmbeC1.c1,2000,06 9:30:00,30 ,105.0075,772.8253,487.3417,250.9488
sgpcmbeC1.c1,2000,0610:30:00,30 ,55.18307,915.1546,609.9894,280.6836
sgpcmbeC1.c1,2000,0611:30:00,30 ,134.9685,996.2415,683.3503,307.5635
sgpcmbeC1.c1,2000,0612:30:00,30 ,119.5115,1025.364,725.5251,270.9543
sgpcmbeC1.c1,2000,0613:30:00,30 ,45.00115,994.9142,668.0668,300.3488
sgpcmbeC1.c1,2000,0614:30:00,30 ,78.02197,902.1833, 635.846,264.1574
sgpcmbeC1.c1,2000,0615:30:00,30 ,98.61624,764.0025,532.4924,195.5493
sgpcmbeC1.c1,2000,0616:30:00,30 ,46.87877,595.0939,427.3708,145.1409
sgpcmbeC1.c1,2000,0617:30:00,30 ,31.74757,388.3633,271.2614,100.5101
sgpcmbeC1.c1,2000,0618:30:00,30 ,20.16038, 199.044,123.9388,55.46341
sgpcmbeC1.c1,2000,0619:30:00,30 ,1.737282,39.35137,21.70943, 11.1515
sgpcmbeC1.c1,2000,0620:30:00,30 ,       0,0.204258, 0.01706, 0.04015
sgpcmbeC1.c1,2000,0621:30:00,30 ,       0,0.000439,0.000015, 0.00008
sgpcmbeC1.c1,2000,0622:30:00,30 ,       0,0.046539,0.001551,0.008497
sgpcmbeC1.c1,2000,0623:30:00,30 ,       0,0.051011,0.002757, 0.00996