datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,11 0:30:00,30 ,       0,       1,0.780926,0.390399
sgpcmbeC1.c1,2004,11 1:30:00,30 ,       0,       1,0.763519, 0.40173
sgpcmbeC1.c1,2004,11 2:30:00,30 ,       0,       1,    0.74,0.429292
sgpcmbeC1.c1,2004,11 3:30:00,30 ,       0,       1,0.786389,0.396604
sgpcmbeC1.c1,2004,11 4:30:00,30 ,       0,       1,0.793426,0.374354
sgpcmbeC1.c1,2004,11 5:30:00,30 ,       0,       1,0.796852,0.397955
sgpcmbeC1.c1,2004,11 6:30:00,30 ,       0,       1,0.797593,0.405674
sgpcmbeC1.c1,2004,11 7:30:00,30 ,       0,       1,0.826852,0.366199
sgpcmbeC1.c1,2004,11 8:30:00,30 ,       0,       1,0.857963, 0.34389
sgpcmbeC1.c1,2004,11 9:30:00,30 ,       0,       1,0.807037,0.366799
sgpcmbeC1.c1,2004,1110:30:00,30 ,       0,       1,0.832315,0.358784
sgpcmbeC1.c1,2004,1111:30:00,30 ,       0,       1,0.850093,0.347316
sgpcmbeC1.c1,2004,1112:30:00,30 ,       0,       1,0.830556,0.362353
sgpcmbeC1.c1,2004,1113:30:00,30 ,       0,       1,0.832037,0.367309
sgpcmbeC1.c1,2004,1114:30:00,30 ,       0,       1,0.828426,0.377171
sgpcmbeC1.c1,2004,1115:30:00,30 ,       0,       1,0.770648,0.396281
sgpcmbeC1.c1,2004,1116:30:00,30 ,       0,       1,0.813889,0.375644
sgpcmbeC1.c1,2004,1117:30:00,30 ,       0,       1,0.831481, 0.37265
sgpcmbeC1.c1,2004,1118:30:00,30 ,       0,       1,0.788148,0.391371
sgpcmbeC1.c1,2004,1119:30:00,30 ,       0,       1,0.829444,0.346464
sgpcmbeC1.c1,2004,1120:30:00,30 ,       0,       1,0.768981,0.415991
sgpcmbeC1.c1,2004,1121:30:00,30 ,       0,       1,0.748889,0.426966
sgpcmbeC1.c1,2004,1122:30:00,30 ,       0,       1,0.777407,0.392549
sgpcmbeC1.c1,2004,1123:30:00,30 ,       0,       1,0.775648, 0.38357