datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,07 0:30:00,27 ,0.398657,4.144084,1.871563,1.020659
sgpcmbeC1.c1,2006,07 1:30:00,27 ,0.793531,5.002788,1.681616,0.946247
sgpcmbeC1.c1,2006,07 2:30:00,27 ,0.442528,  4.0309,1.788614,0.916301
sgpcmbeC1.c1,2006,07 3:30:00,27 ,0.601765,8.494717,1.731332,1.455357
sgpcmbeC1.c1,2006,07 4:30:00,27 ,0.434787,3.552234,1.487185,0.726289
sgpcmbeC1.c1,2006,07 5:30:00,27 ,0.706331,3.983743,1.983442,0.950953
sgpcmbeC1.c1,2006,07 6:30:00,27 ,1.181353,9.753883,5.997117,2.673625
sgpcmbeC1.c1,2006,07 7:30:00,27 ,2.099184,11.79028,7.051989,2.886696
sgpcmbeC1.c1,2006,07 8:30:00,28 ,1.590539,13.39826,6.576951,2.661559
sgpcmbeC1.c1,2006,07 9:30:00,28 ,4.160448, 14.3758,7.352116,2.275023
sgpcmbeC1.c1,2006,0710:30:00,28 ,1.350942,13.51317,6.576689,2.778407
sgpcmbeC1.c1,2006,0711:30:00,28 ,1.570231,10.87012, 5.65249,2.379484
sgpcmbeC1.c1,2006,0712:30:00,28 ,1.775613,14.74857,6.761095,4.262477
sgpcmbeC1.c1,2006,0713:30:00,28 ,2.521062, 23.2521,6.716684, 4.64963
sgpcmbeC1.c1,2006,0714:30:00,28 ,2.419988,18.12731,6.286858,4.195207
sgpcmbeC1.c1,2006,0715:30:00,28 ,1.861839,14.21852,6.018034,3.290621
sgpcmbeC1.c1,2006,0716:30:00,28 , 1.64811,10.26097, 5.48874, 2.13575
sgpcmbeC1.c1,2006,0717:30:00,28 ,1.539255,11.10333,5.252612,2.029876
sgpcmbeC1.c1,2006,0718:30:00,28 , 3.56771,7.152075, 5.18602,1.001138
sgpcmbeC1.c1,2006,0719:30:00,28 ,1.051569,11.35522,6.310568,2.467781
sgpcmbeC1.c1,2006,0720:30:00,27 ,1.432325,8.126204,3.483806,1.449919
sgpcmbeC1.c1,2006,0721:30:00,27 ,0.838565,4.873106,2.466532,0.896457
sgpcmbeC1.c1,2006,0722:30:00,27 ,0.687259,4.517115,2.429841,0.992849
sgpcmbeC1.c1,2006,0723:30:00,27 ,0.280967,11.79081,2.216011,2.100848