datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,03 0:30:00,31 ,       0,       1,0.443817, 0.47308
sgpcmbeC1.c1,2004,03 1:30:00,31 ,       0,       1,0.422939,0.472525
sgpcmbeC1.c1,2004,03 2:30:00,31 ,       0,       1,0.470699,0.469183
sgpcmbeC1.c1,2004,03 3:30:00,31 ,       0,       1,0.519265,0.456068
sgpcmbeC1.c1,2004,03 4:30:00,31 ,       0,       1,0.518548,0.472409
sgpcmbeC1.c1,2004,03 5:30:00,31 ,       0,       1,0.481541,0.475104
sgpcmbeC1.c1,2004,03 6:30:00,31 ,       0,       1,0.492115,0.455702
sgpcmbeC1.c1,2004,03 7:30:00,31 ,       0,       1,0.514785,0.470666
sgpcmbeC1.c1,2004,03 8:30:00,31 ,       0,       1,0.492921,0.476133
sgpcmbeC1.c1,2004,03 9:30:00,31 ,       0,       1,0.501344, 0.47636
sgpcmbeC1.c1,2004,0310:30:00,31 ,       0,       1, 0.52948, 0.47823
sgpcmbeC1.c1,2004,0311:30:00,31 ,       0,       1,0.488889,0.470331
sgpcmbeC1.c1,2004,0312:30:00,31 ,       0,       1,0.471953, 0.49174
sgpcmbeC1.c1,2004,0313:30:00,31 ,       0,       1,0.498477,0.492103
sgpcmbeC1.c1,2004,0314:30:00,31 ,       0,       1, 0.52052,0.469512
sgpcmbeC1.c1,2004,0315:30:00,31 ,       0,       1,0.579032,0.467525
sgpcmbeC1.c1,2004,0316:30:00,31 ,       0,       1,0.578047,0.462082
sgpcmbeC1.c1,2004,0317:30:00,31 ,       0,       1,0.544355,0.460605
sgpcmbeC1.c1,2004,0318:30:00,31 ,       0,       1,0.500896,0.463206
sgpcmbeC1.c1,2004,0319:30:00,31 ,       0,       1,0.550358,0.445029
sgpcmbeC1.c1,2004,0320:30:00,31 ,       0,       1,0.519803,0.476043
sgpcmbeC1.c1,2004,0321:30:00,31 ,       0,       1,0.503405,0.460454
sgpcmbeC1.c1,2004,0322:30:00,31 ,       0,       1,0.492473,0.475468
sgpcmbeC1.c1,2004,0323:30:00,31 ,       0,       1,0.453405,0.489925