datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,01 0:30:00,30 ,       0,       1,0.527315,0.474743
sgpcmbeC1.c1,2007,01 1:30:00,30 ,       0,       1,0.516667,0.486439
sgpcmbeC1.c1,2007,01 2:30:00,30 ,       0,       1,0.527963,0.496325
sgpcmbeC1.c1,2007,01 3:30:00,30 ,       0,       1,0.560926,0.479908
sgpcmbeC1.c1,2007,01 4:30:00,30 ,       0,       1,0.538796,0.488787
sgpcmbeC1.c1,2007,01 5:30:00,30 ,       0,       1,0.616481,0.455301
sgpcmbeC1.c1,2007,01 6:30:00,30 ,       0,       1,0.585741,0.469989
sgpcmbeC1.c1,2007,01 7:30:00,30 ,       0,       1,0.522222,0.463286
sgpcmbeC1.c1,2007,01 8:30:00,30 ,       0,       1,0.510093,0.471965
sgpcmbeC1.c1,2007,01 9:30:00,31 ,       0,       1,0.581957,0.463905
sgpcmbeC1.c1,2007,0110:30:00,31 ,       0,       1,0.580645,0.453723
sgpcmbeC1.c1,2007,0111:30:00,31 ,       0,       1,0.553943,0.494579
sgpcmbeC1.c1,2007,0112:30:00,31 ,       0,       1,0.491129,0.485253
sgpcmbeC1.c1,2007,0113:30:00,31 ,       0,       1,0.478495,0.469665
sgpcmbeC1.c1,2007,0114:30:00,31 ,       0,       1,0.460753,0.468897
sgpcmbeC1.c1,2007,0115:30:00,31 ,       0,       1,0.447939,0.447473
sgpcmbeC1.c1,2007,0116:30:00,31 ,       0,       1,0.485842,0.472215
sgpcmbeC1.c1,2007,0117:30:00,31 ,       0,       1,0.545161,0.443422
sgpcmbeC1.c1,2007,0118:30:00,31 ,       0,       1,0.528191,0.474266
sgpcmbeC1.c1,2007,0119:30:00,31 ,       0,       1,0.533692,0.471494
sgpcmbeC1.c1,2007,0120:30:00,31 ,       0,       1,0.519713,0.484173
sgpcmbeC1.c1,2007,0121:30:00,30 ,       0,       1,0.511204,0.462125
sgpcmbeC1.c1,2007,0122:30:00,30 ,       0,       1,0.489907,0.474677
sgpcmbeC1.c1,2007,0123:30:00,30 ,       0,       1,0.523148,0.460714