datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,03 0:30:00,29 ,       0,       1,0.550575,0.461947
sgpcmbeC1.c1,1999,03 1:30:00,29 ,       0,       1,0.494923,0.463724
sgpcmbeC1.c1,1999,03 2:30:00,29 ,       0,       1,0.491762,0.432288
sgpcmbeC1.c1,1999,03 3:30:00,29 ,       0,       1,0.491571,0.463175
sgpcmbeC1.c1,1999,03 4:30:00,29 ,       0,       1,0.486494,0.468704
sgpcmbeC1.c1,1999,03 5:30:00,29 ,       0,       1,0.510536,0.459216
sgpcmbeC1.c1,1999,03 6:30:00,29 ,       0,       1,0.536303,0.481809
sgpcmbeC1.c1,1999,03 7:30:00,29 ,       0,       1,0.560728,0.454428
sgpcmbeC1.c1,1999,03 8:30:00,29 ,       0,       1,0.591954,0.479046
sgpcmbeC1.c1,1999,03 9:30:00,29 ,       0,       1,0.554406,0.433645
sgpcmbeC1.c1,1999,0310:30:00,29 ,       0,       1,0.639559,0.413564
sgpcmbeC1.c1,1999,0311:30:00,29 ,       0,       1, 0.59454,0.431188
sgpcmbeC1.c1,1999,0312:30:00,29 ,       0,       1, 0.66408, 0.43646
sgpcmbeC1.c1,1999,0313:30:00,30 ,       0,       1,0.612778,  0.4263
sgpcmbeC1.c1,1999,0314:30:00,30 ,       0,       1,0.536019,0.453216
sgpcmbeC1.c1,1999,0315:30:00,30 ,       0,       1,0.541389,0.447663
sgpcmbeC1.c1,1999,0316:30:00,30 ,       0,       1,0.541574,0.445053
sgpcmbeC1.c1,1999,0317:30:00,30 ,       0,       1,0.592037,0.461949
sgpcmbeC1.c1,1999,0318:30:00,30 ,       0,       1,0.583056,0.437921
sgpcmbeC1.c1,1999,0319:30:00,29 ,       0,       1, 0.59023, 0.45508
sgpcmbeC1.c1,1999,0320:30:00,29 ,       0,       1, 0.51887,0.449698
sgpcmbeC1.c1,1999,0321:30:00,29 ,       0,       1,0.498276, 0.46224
sgpcmbeC1.c1,1999,0322:30:00,29 ,       0,       1,0.523946,0.456557
sgpcmbeC1.c1,1999,0323:30:00,29 ,       0,       1,0.509387,0.467459