datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,04 0:30:00,30 ,       0,       1,0.448333, 0.46969
sgpcmbeC1.c1,2007,04 1:30:00,30 ,       0,       1,0.466389,0.474339
sgpcmbeC1.c1,2007,04 2:30:00,30 ,       0,       1,0.521759,0.481277
sgpcmbeC1.c1,2007,04 3:30:00,30 ,       0,       1, 0.49213,0.489329
sgpcmbeC1.c1,2007,04 4:30:00,30 ,       0,       1,0.467593,0.481045
sgpcmbeC1.c1,2007,04 5:30:00,30 ,       0,       1,0.467222,0.449883
sgpcmbeC1.c1,2007,04 6:30:00,30 ,       0,       1,0.485741,0.470249
sgpcmbeC1.c1,2007,04 7:30:00,30 ,       0,       1,0.477593,0.487801
sgpcmbeC1.c1,2007,04 8:30:00,30 ,       0,       1,0.490463,0.458304
sgpcmbeC1.c1,2007,04 9:30:00,30 ,       0,       1,0.507963,0.465512
sgpcmbeC1.c1,2007,0410:30:00,30 ,       0,       1,0.496204,0.472995
sgpcmbeC1.c1,2007,0411:30:00,30 ,       0,       1,0.527963,0.451135
sgpcmbeC1.c1,2007,0412:30:00,30 ,       0,       1,0.533889,0.465715
sgpcmbeC1.c1,2007,0413:30:00,30 ,       0,       1,0.573519,0.443111
sgpcmbeC1.c1,2007,0414:30:00,30 ,       0,       1,0.543241,0.433624
sgpcmbeC1.c1,2007,0415:30:00,30 ,       0,       1,  0.4675,0.433709
sgpcmbeC1.c1,2007,0416:30:00,30 ,       0,       1,0.441852,0.433019
sgpcmbeC1.c1,2007,0417:30:00,30 ,       0,       1,0.443704,0.480136
sgpcmbeC1.c1,2007,0418:30:00,30 ,       0,0.997222,0.436574,0.482202
sgpcmbeC1.c1,2007,0419:30:00,30 ,       0,       1,0.445741,0.460396
sgpcmbeC1.c1,2007,0420:30:00,30 ,       0,       1, 0.43287,0.480195
sgpcmbeC1.c1,2007,0421:30:00,30 ,       0,       1, 0.45287,0.480516
sgpcmbeC1.c1,2007,0422:30:00,30 ,       0,       1,0.459722,0.482539
sgpcmbeC1.c1,2007,0423:30:00,30 ,       0,       1,0.515741,0.465329