datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,06 0:30:00,29 ,       0, 3253.71,150.4079,627.2116
sgpcmbeC1.c1,2006,06 1:30:00,29 ,       0,3372.808,   126.4,625.4425
sgpcmbeC1.c1,2006,06 2:30:00,29 ,       0,1665.013,68.98481,308.5329
sgpcmbeC1.c1,2006,06 3:30:00,29 ,       0,216.1273,19.07508,49.47034
sgpcmbeC1.c1,2006,06 4:30:00,28 ,       0,47.00673,8.015125,13.99733
sgpcmbeC1.c1,2006,06 5:30:00,28 ,       0,930.6749,69.80512,227.4634
sgpcmbeC1.c1,2006,06 6:30:00,27 ,       0,2010.321,85.20826,385.5803
sgpcmbeC1.c1,2006,06 7:30:00,27 ,       0,2190.752,97.55368,420.7135
sgpcmbeC1.c1,2006,06 8:30:00,28 ,       0,525.3639,64.45394,144.8121
sgpcmbeC1.c1,2006,06 9:30:00,28 ,       0,657.2609,73.01212,187.5523
sgpcmbeC1.c1,2006,0610:30:00,28 ,       0,1231.954,86.64192,267.1122
sgpcmbeC1.c1,2006,0611:30:00,28 ,       0,566.7223,39.27339,126.5647
sgpcmbeC1.c1,2006,0612:30:00,28 ,       0,386.0455,26.60599,85.38082
sgpcmbeC1.c1,2006,0613:30:00,28 ,       0,105.9293,12.02201,27.86559
sgpcmbeC1.c1,2006,0614:30:00,28 ,       0,86.47282,9.941755,19.72127
sgpcmbeC1.c1,2006,0615:30:00,29 ,       0,187.1014,18.92477,40.40921
sgpcmbeC1.c1,2006,0616:30:00,29 ,       0,223.3184,15.74386,47.35268
sgpcmbeC1.c1,2006,0617:30:00,29 ,       0, 156.153,8.381705,29.11826
sgpcmbeC1.c1,2006,0618:30:00,30 ,       0,24.87727,4.976798,7.655144
sgpcmbeC1.c1,2006,0619:30:00,30 ,       0,48.16597,4.683774,9.970106
sgpcmbeC1.c1,2006,0620:30:00,30 ,       0,379.3891,16.24106,68.83205
sgpcmbeC1.c1,2006,0621:30:00,30 ,       0,1188.929,47.74346,217.9356
sgpcmbeC1.c1,2006,0622:30:00,30 ,       0,4258.584,146.8322,776.6645
sgpcmbeC1.c1,2006,0623:30:00,29 ,       0,3333.164,120.5575, 618.044