datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,06 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,06 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,06 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,06 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,06 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,06 5:30:00,30 ,0.007582,0.998032,0.579217,0.401631
sgpcmbeC1.c1,2004,06 6:30:00,30 ,0.005622,0.999533, 0.67413,0.404112
sgpcmbeC1.c1,2004,06 7:30:00,30 ,0.003214,0.999958,0.674562,0.426893
sgpcmbeC1.c1,2004,06 8:30:00,30 , 0.00194, 0.99995, 0.62488,0.412641
sgpcmbeC1.c1,2004,06 9:30:00,30 , 0.00103,       1,0.655353,0.388528
sgpcmbeC1.c1,2004,0610:30:00,30 ,0.001486,       1,0.684124,0.404214
sgpcmbeC1.c1,2004,0611:30:00,30 ,0.001964,       1, 0.62627, 0.44049
sgpcmbeC1.c1,2004,0612:30:00,30 ,0.008545,       1,0.572218,0.421709
sgpcmbeC1.c1,2004,0613:30:00,30 ,0.005062,       1,0.551053,0.406977
sgpcmbeC1.c1,2004,0614:30:00,30 ,0.001878,0.999793,0.453486,0.392964
sgpcmbeC1.c1,2004,0615:30:00,30 , 0.00259,0.999631,0.437361,0.387611
sgpcmbeC1.c1,2004,0616:30:00,30 , 0.00262, 0.99963,0.413634,0.378198
sgpcmbeC1.c1,2004,0617:30:00,30 ,0.002957,0.999426,0.371466,0.382818
sgpcmbeC1.c1,2004,0618:30:00,30 ,0.003611,0.999335,0.365926,0.392514
sgpcmbeC1.c1,2004,0619:30:00,30 ,0.004896,0.995217,0.351715,0.407819
sgpcmbeC1.c1,2004,0620:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0621:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0622:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2004,0623:30:00,0 ,       .,       .,       .,       .