datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,06 0:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 1:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 2:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 5:30:00,30 ,       0,14.99458,3.419233,4.681708
sgpcmbeC1.c1,2000,06 6:30:00,30 ,       0,133.9163,40.68576,45.53167
sgpcmbeC1.c1,2000,06 7:30:00,30 ,0.017799,312.6872,106.2778, 112.606
sgpcmbeC1.c1,2000,06 8:30:00,30 ,       0,508.7363, 190.546,204.6643
sgpcmbeC1.c1,2000,06 9:30:00,30 ,0.122116,684.9734,288.3968,282.7503
sgpcmbeC1.c1,2000,0610:30:00,30 ,0.066422, 829.141,371.3058,335.4922
sgpcmbeC1.c1,2000,0611:30:00,30 , 0.13382,904.8806,420.1601,359.9518
sgpcmbeC1.c1,2000,0612:30:00,30 ,0.021027,923.0031,421.9192,333.8687
sgpcmbeC1.c1,2000,0613:30:00,30 ,0.411354,897.9356,401.8969,344.0512
sgpcmbeC1.c1,2000,0614:30:00,30 ,       0,817.5856,384.4346,300.5194
sgpcmbeC1.c1,2000,0615:30:00,30 ,0.352188,661.2551,295.3339,234.4392
sgpcmbeC1.c1,2000,0616:30:00,30 ,0.150597,517.1731,244.8627,174.5986
sgpcmbeC1.c1,2000,0617:30:00,30 ,       0,307.2242, 141.643,107.6391
sgpcmbeC1.c1,2000,0618:30:00,30 ,       0, 136.461, 55.6015,48.68472
sgpcmbeC1.c1,2000,0619:30:00,30 ,       0,19.85476,5.146048, 6.10792
sgpcmbeC1.c1,2000,0620:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0621:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0622:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0623:30:00,30 ,       0,       0,       0,       0