datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,05 0:30:00,31 ,       0,       1,0.774104,0.359607
sgpcmbeC1.c1,2005,05 1:30:00,31 ,       0,       1,0.836649,0.331884
sgpcmbeC1.c1,2005,05 2:30:00,31 ,       0,       1,0.852151,0.304598
sgpcmbeC1.c1,2005,05 3:30:00,31 ,       0,       1,0.786201,0.353885
sgpcmbeC1.c1,2005,05 4:30:00,31 ,       0,       1,0.765771,0.406398
sgpcmbeC1.c1,2005,05 5:30:00,31 ,       0,       1,0.739247,0.410985
sgpcmbeC1.c1,2005,05 6:30:00,31 ,       0,       1,0.762366,0.407286
sgpcmbeC1.c1,2005,05 7:30:00,31 ,       0,       1,0.749821,0.400996
sgpcmbeC1.c1,2005,05 8:30:00,31 ,       0,       1,0.684588,0.402799
sgpcmbeC1.c1,2005,05 9:30:00,31 ,       0,       1,0.701344,0.413949
sgpcmbeC1.c1,2005,0510:30:00,31 ,       0,       1,0.717204,0.401825
sgpcmbeC1.c1,2005,0511:30:00,31 ,       0,       1,0.666577,0.425427
sgpcmbeC1.c1,2005,0512:30:00,31 ,       0,       1,0.659767,0.421234
sgpcmbeC1.c1,2005,0513:30:00,31 ,       0,       1,0.629928,0.423604
sgpcmbeC1.c1,2005,0514:30:00,31 ,       0,       1,0.665323,0.421136
sgpcmbeC1.c1,2005,0515:30:00,31 ,       0,       1,0.639247,0.450037
sgpcmbeC1.c1,2005,0516:30:00,31 ,       0,       1,0.627688,0.443999
sgpcmbeC1.c1,2005,0517:30:00,31 ,       0,       1,0.649462,0.415256
sgpcmbeC1.c1,2005,0518:30:00,31 ,       0,       1,0.582706,0.431342
sgpcmbeC1.c1,2005,0519:30:00,31 ,       0,       1,0.620878,0.433849
sgpcmbeC1.c1,2005,0520:30:00,31 ,       0,       1,0.607975,0.454643
sgpcmbeC1.c1,2005,0521:30:00,31 ,       0,       1,0.704659,0.410974
sgpcmbeC1.c1,2005,0522:30:00,31 ,       0,       1,0.720609,0.411569
sgpcmbeC1.c1,2005,0523:30:00,31 ,       0,       1, 0.78638,0.362102