datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,06 0:30:00,29 ,0.019914,0.103495,0.050867,0.022795
sgpcmbeC1.c1,2003,06 1:30:00,28 ,0.016164,0.181736,0.058658,0.045472
sgpcmbeC1.c1,2003,06 2:30:00,30 ,0.020651,0.192473,0.061992,0.043002
sgpcmbeC1.c1,2003,06 3:30:00,30 ,0.018659,0.383805, 0.07796,0.086767
sgpcmbeC1.c1,2003,06 4:30:00,29 ,0.018384,0.142678,0.057618,0.030775
sgpcmbeC1.c1,2003,06 5:30:00,29 ,0.014712,0.194251,0.054327,0.039912
sgpcmbeC1.c1,2003,06 6:30:00,28 , 0.01565,0.176932,0.052656,0.036048
sgpcmbeC1.c1,2003,06 7:30:00,30 ,0.016133,0.206757,0.055357,0.044294
sgpcmbeC1.c1,2003,06 8:30:00,29 ,0.023394,0.154566, 0.05328,0.029088
sgpcmbeC1.c1,2003,06 9:30:00,30 ,0.021369,0.382519, 0.07603, 0.07126
sgpcmbeC1.c1,2003,0610:30:00,30 ,0.018384, 0.21755,0.065568,0.036299
sgpcmbeC1.c1,2003,0611:30:00,30 ,0.022221,0.123171,0.056307,0.025512
sgpcmbeC1.c1,2003,0612:30:00,30 ,0.021461,0.109287,0.062828,0.025612
sgpcmbeC1.c1,2003,0613:30:00,30 ,0.023034,0.192874,0.082623,0.043088
sgpcmbeC1.c1,2003,0614:30:00,30 ,0.024694,0.207492,0.063951,0.034306
sgpcmbeC1.c1,2003,0615:30:00,30 ,0.028853, 0.15107,0.069311,0.032397
sgpcmbeC1.c1,2003,0616:30:00,29 ,0.026839,0.395768,0.082077,0.068335
sgpcmbeC1.c1,2003,0617:30:00,30 ,  0.0202,0.326862,0.072699,   0.059
sgpcmbeC1.c1,2003,0618:30:00,30 ,0.017327,0.197429,0.067394,0.042653
sgpcmbeC1.c1,2003,0619:30:00,29 ,0.018749,0.118413,  0.0497,0.024252
sgpcmbeC1.c1,2003,0620:30:00,29 ,0.018847,0.254672,0.061269,0.051236
sgpcmbeC1.c1,2003,0621:30:00,29 ,0.019634,0.145591,0.060296,0.038193
sgpcmbeC1.c1,2003,0622:30:00,30 ,0.016458,0.422377,0.067173,0.081575
sgpcmbeC1.c1,2003,0623:30:00,30 ,0.022439, 0.32892,0.068655,0.064493