datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,03 0:30:00,31 ,       0,       1,0.774642,0.380364
sgpcmbeC1.c1,2006,03 1:30:00,31 ,       0,       1,0.763889,0.400484
sgpcmbeC1.c1,2006,03 2:30:00,31 ,       0,       1,0.796685,0.381195
sgpcmbeC1.c1,2006,03 3:30:00,31 ,       0,       1,0.823118, 0.35563
sgpcmbeC1.c1,2006,03 4:30:00,31 ,       0,       1,0.780287,0.390131
sgpcmbeC1.c1,2006,03 5:30:00,31 ,       0,       1,0.757885,0.395726
sgpcmbeC1.c1,2006,03 6:30:00,31 ,       0,       1,0.791039,0.379136
sgpcmbeC1.c1,2006,03 7:30:00,31 ,       0,       1,0.729839,0.414344
sgpcmbeC1.c1,2006,03 8:30:00,31 ,       0,       1,0.682527,0.422532
sgpcmbeC1.c1,2006,03 9:30:00,31 ,       0,       1,0.707975,0.414703
sgpcmbeC1.c1,2006,0310:30:00,31 ,       0,       1,0.726971,0.401001
sgpcmbeC1.c1,2006,0311:30:00,31 ,       0,       1,0.729839,0.430138
sgpcmbeC1.c1,2006,0312:30:00,31 ,       0,       1,0.724283,0.408683
sgpcmbeC1.c1,2006,0313:30:00,31 ,       0,       1,0.734409,0.415211
sgpcmbeC1.c1,2006,0314:30:00,31 ,       0,       1,0.767204,0.416795
sgpcmbeC1.c1,2006,0315:30:00,31 ,       0,       1,0.806004,0.377538
sgpcmbeC1.c1,2006,0316:30:00,31 ,       0,       1,0.767652,0.395261
sgpcmbeC1.c1,2006,0317:30:00,31 ,       0,       1,0.746147,0.389823
sgpcmbeC1.c1,2006,0318:30:00,31 ,       0,       1,0.765323,0.387728
sgpcmbeC1.c1,2006,0319:30:00,31 ,       0,       1,0.790233,0.369082
sgpcmbeC1.c1,2006,0320:30:00,31 ,       0,       1,0.730466,0.408635
sgpcmbeC1.c1,2006,0321:30:00,31 ,       0,       1,0.715323, 0.42578
sgpcmbeC1.c1,2006,0322:30:00,31 ,       0,       1,0.744265,0.399054
sgpcmbeC1.c1,2006,0323:30:00,31 ,       0,       1,0.755376, 0.38354