datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,11 0:30:00,30 ,       0,       1,0.438333,0.482342
sgpcmbeC1.c1,1998,11 1:30:00,30 ,       0,       1,0.408148,0.469648
sgpcmbeC1.c1,1998,11 2:30:00,30 ,       0,       1,0.381759,0.459702
sgpcmbeC1.c1,1998,11 3:30:00,30 ,       0,       1,0.366852,0.468842
sgpcmbeC1.c1,1998,11 4:30:00,30 ,       0,       1,0.373611,0.466794
sgpcmbeC1.c1,1998,11 5:30:00,30 ,       0,       1,0.395278,0.488463
sgpcmbeC1.c1,1998,11 6:30:00,30 ,       0,       1,0.364074,0.460302
sgpcmbeC1.c1,1998,11 7:30:00,30 ,       0,       1,0.317778,0.454628
sgpcmbeC1.c1,1998,11 8:30:00,30 ,       0,       1,0.316111, 0.45464
sgpcmbeC1.c1,1998,11 9:30:00,30 ,       0,       1,0.363981,0.467114
sgpcmbeC1.c1,1998,1110:30:00,30 ,       0,       1,0.381759,0.479438
sgpcmbeC1.c1,1998,1111:30:00,30 ,       0,       1, 0.39287,0.484619
sgpcmbeC1.c1,1998,1112:30:00,30 ,       0,       1,0.419167,0.476115
sgpcmbeC1.c1,1998,1113:30:00,30 ,       0,       1,0.414815,0.468385
sgpcmbeC1.c1,1998,1114:30:00,30 ,       0,       1,0.405741,0.466387
sgpcmbeC1.c1,1998,1115:30:00,30 ,       0,       1,0.366389,0.467717
sgpcmbeC1.c1,1998,1116:30:00,30 ,       0,       1,0.400556,0.476352
sgpcmbeC1.c1,1998,1117:30:00,30 ,       0,       1,0.355741,0.448436
sgpcmbeC1.c1,1998,1118:30:00,30 ,       0,0.997222,0.330093,0.448656
sgpcmbeC1.c1,1998,1119:30:00,30 ,       0,       1,0.365185,0.458683
sgpcmbeC1.c1,1998,1120:30:00,30 ,       0,       1,0.363981, 0.45603
sgpcmbeC1.c1,1998,1121:30:00,30 ,       0,       1,0.361111, 0.46134
sgpcmbeC1.c1,1998,1122:30:00,30 ,       0,       1,0.349352,0.456086
sgpcmbeC1.c1,1998,1123:30:00,30 ,       0,       1,   0.335,0.447179