datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,06 0:30:00,24 ,       0,440.1945,43.40332,102.8632
sgpcmbeC1.c1,1997,06 1:30:00,25 ,       0,221.4393,29.08597,49.32868
sgpcmbeC1.c1,1997,06 2:30:00,25 ,       0,500.8816,36.00453,99.96346
sgpcmbeC1.c1,1997,06 3:30:00,25 ,       0,931.7531,61.49341,191.5768
sgpcmbeC1.c1,1997,06 4:30:00,25 ,       0, 1013.59,71.17938, 207.242
sgpcmbeC1.c1,1997,06 5:30:00,25 ,       0,1286.212,86.22485,261.7774
sgpcmbeC1.c1,1997,06 6:30:00,25 ,       0, 510.826,69.31255,148.5636
sgpcmbeC1.c1,1997,06 7:30:00,26 ,       0,351.7469,57.71493,104.9128
sgpcmbeC1.c1,1997,06 8:30:00,26 ,       0,414.5719,64.44033, 119.203
sgpcmbeC1.c1,1997,06 9:30:00,26 ,       0,308.4924,40.56663,81.03813
sgpcmbeC1.c1,1997,0610:30:00,25 ,       0,563.6554,51.12679,134.4063
sgpcmbeC1.c1,1997,0611:30:00,26 ,       0,383.9156, 42.9442,92.27615
sgpcmbeC1.c1,1997,0612:30:00,25 ,       0,363.7273,33.63685,81.17712
sgpcmbeC1.c1,1997,0613:30:00,25 ,       0,415.2234, 36.1804,87.85701
sgpcmbeC1.c1,1997,0614:30:00,25 ,       0,194.1794,22.34199,40.82625
sgpcmbeC1.c1,1997,0615:30:00,24 ,       0,65.27157,16.01433,17.92035
sgpcmbeC1.c1,1997,0616:30:00,24 ,       0,102.7654,26.74616,31.73598
sgpcmbeC1.c1,1997,0617:30:00,24 ,       0,112.7172,27.00882,38.13827
sgpcmbeC1.c1,1997,0618:30:00,25 ,       0,117.4661,20.10962,33.98497
sgpcmbeC1.c1,1997,0619:30:00,24 ,       0,525.0391,46.39706,128.8002
sgpcmbeC1.c1,1997,0620:30:00,24 ,       0,285.2972,23.47552,   59.67
sgpcmbeC1.c1,1997,0621:30:00,25 ,       0,739.2767,50.33134,150.9314
sgpcmbeC1.c1,1997,0622:30:00,25 ,       0,891.8229,96.03617,229.0686
sgpcmbeC1.c1,1997,0623:30:00,25 ,       0,883.2424,62.04819,177.1956