datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,02 0:30:00,28 ,0.396077,3.254563,1.619063,0.760863
sgpcmbeC1.c1,2005,02 1:30:00,28 ,       0,3.245735,1.312966,0.914366
sgpcmbeC1.c1,2005,02 2:30:00,28 ,0.149071,2.517684, 1.36597,0.638111
sgpcmbeC1.c1,2005,02 3:30:00,28 ,0.008674,2.739719,1.216567,0.791328
sgpcmbeC1.c1,2005,02 4:30:00,28 ,0.040561,2.373567,1.448871,0.639509
sgpcmbeC1.c1,2005,02 5:30:00,28 ,0.519144,2.746955,1.486202, 0.59741
sgpcmbeC1.c1,2005,02 6:30:00,28 ,0.635129, 2.96674,1.661251,0.653356
sgpcmbeC1.c1,2005,02 7:30:00,28 , 2.00468,53.68196,20.68231,14.27934
sgpcmbeC1.c1,2005,02 8:30:00,28 ,14.78375, 253.079,116.6313,75.70917
sgpcmbeC1.c1,2005,02 9:30:00,28 ,28.39211,452.5032,245.9876,143.3627
sgpcmbeC1.c1,2005,0210:30:00,28 ,66.25035,621.1435,365.5102, 194.117
sgpcmbeC1.c1,2005,0211:30:00,28 ,76.40465,720.2638, 431.101,239.1068
sgpcmbeC1.c1,2005,0212:30:00,28 ,91.06313,784.3463,442.3888,254.9027
sgpcmbeC1.c1,2005,0213:30:00,28 , 86.9977,784.2786,435.9959,260.6324
sgpcmbeC1.c1,2005,0214:30:00,28 ,50.89762,671.2252,355.4321,222.1631
sgpcmbeC1.c1,2005,0215:30:00,28 ,36.52624,486.2186,274.4067,158.3229
sgpcmbeC1.c1,2005,0216:30:00,28 ,23.24845,343.2488,165.1847,103.2077
sgpcmbeC1.c1,2005,0217:30:00,28 ,6.283589,151.6521,56.13988,39.53759
sgpcmbeC1.c1,2005,0218:30:00,28 , 1.25377,12.86734,3.930498,2.702914
sgpcmbeC1.c1,2005,0219:30:00,28 ,0.747682,3.332516,1.949354,0.749486
sgpcmbeC1.c1,2005,0220:30:00,28 , 0.00988,3.115222,1.746075,0.922436
sgpcmbeC1.c1,2005,0221:30:00,28 ,0.140598,3.075741,1.789709,0.814714
sgpcmbeC1.c1,2005,0222:30:00,28 ,0.278019,2.998197, 1.78944,0.845203
sgpcmbeC1.c1,2005,0223:30:00,28 ,       0,3.519192,1.380045,0.876168