datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,11 0:30:00,11 ,0.013836,0.123723,0.033991,0.033067
sgpcmbeC1.c1,2007,11 1:30:00,11 ,0.012692,  0.0583,0.028913, 0.01652
sgpcmbeC1.c1,2007,11 2:30:00,11 ,0.015308,0.155252,0.038612,0.041871
sgpcmbeC1.c1,2007,11 3:30:00,11 ,0.014112,0.073872,0.031741, 0.02151
sgpcmbeC1.c1,2007,11 4:30:00,11 ,0.013112,0.080929,0.030059,0.019176
sgpcmbeC1.c1,2007,11 5:30:00,11 ,0.010459,0.036433,0.022646,0.008131
sgpcmbeC1.c1,2007,11 6:30:00,11 ,0.012002,0.052237,0.024957,0.012827
sgpcmbeC1.c1,2007,11 7:30:00,11 ,0.013742,0.076462,0.028547,0.017962
sgpcmbeC1.c1,2007,11 8:30:00,11 ,0.011456,0.049681,0.026674, 0.01227
sgpcmbeC1.c1,2007,11 9:30:00,11 ,0.011489, 0.03192,0.021704,0.007184
sgpcmbeC1.c1,2007,1110:30:00,11 ,0.012726,0.052176,0.025521,0.012737
sgpcmbeC1.c1,2007,1111:30:00,11 ,0.014786,0.070256,0.036322,0.019186
sgpcmbeC1.c1,2007,1112:30:00,11 ,0.017826,0.054182,0.030463,0.015218
sgpcmbeC1.c1,2007,1113:30:00,11 ,0.017222,0.051915,0.026617,0.011106
sgpcmbeC1.c1,2007,1114:30:00,11 ,0.015939,  0.1148,0.038599, 0.03266
sgpcmbeC1.c1,2007,1115:30:00,11 ,0.015686, 0.08774,0.033141,0.020924
sgpcmbeC1.c1,2007,1116:30:00,12 , 0.00823,0.103839,0.040377,0.032503
sgpcmbeC1.c1,2007,1117:30:00,12 ,0.014536,0.071401,0.027079,0.015854
sgpcmbeC1.c1,2007,1118:30:00,12 , 0.01444,0.063781,0.032572,0.018352
sgpcmbeC1.c1,2007,1119:30:00,12 ,0.012736,0.074272,0.034121,0.018943
sgpcmbeC1.c1,2007,1120:30:00,12 , 0.01345,0.050637,0.025569,0.010823
sgpcmbeC1.c1,2007,1121:30:00,12 ,0.014705,0.116748,0.038138, 0.03035
sgpcmbeC1.c1,2007,1122:30:00,12 ,  0.0135,0.089413,0.033363,0.021492
sgpcmbeC1.c1,2007,1123:30:00,12 ,0.014768,0.053094,  0.0268,0.012377