datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,11 0:30:00,2 ,1.017827,1.069908,1.043868,0.036827
sgpcmbeC1.c1,1997,11 1:30:00,2 ,1.047633,1.139975,1.093804,0.065296
sgpcmbeC1.c1,1997,11 2:30:00,2 , 1.08631,1.099263,1.092787,0.009159
sgpcmbeC1.c1,1997,11 3:30:00,2 , 1.02398,1.160226,1.092103, 0.09634
sgpcmbeC1.c1,1997,11 4:30:00,2 ,0.933642, 1.21926,1.076451,0.201963
sgpcmbeC1.c1,1997,11 5:30:00,2 ,0.893742,1.225344,1.059543,0.234478
sgpcmbeC1.c1,1997,11 6:30:00,2 ,0.833282,1.235259,1.034271, 0.28424
sgpcmbeC1.c1,1997,11 7:30:00,2 , 0.83857,1.290722,1.064646, 0.31972
sgpcmbeC1.c1,1997,11 8:30:00,2 ,0.849314,1.346129,1.097721,0.351301
sgpcmbeC1.c1,1997,11 9:30:00,2 , 0.88182,1.406655,1.144238,0.371114
sgpcmbeC1.c1,1997,1110:30:00,2 ,1.010097,1.422522, 1.21631,0.291629
sgpcmbeC1.c1,1997,1111:30:00,2 ,1.101629,1.457594,1.279612,0.251705
sgpcmbeC1.c1,1997,1112:30:00,2 ,1.160922,1.509538, 1.33523,0.246509
sgpcmbeC1.c1,1997,1113:30:00,2 ,1.263167,1.534691,1.398929,0.191996
sgpcmbeC1.c1,1997,1114:30:00,2 ,1.273389,1.676837,1.475113,0.285281
sgpcmbeC1.c1,1997,1115:30:00,2 ,1.270528,1.672009,1.471269, 0.28389
sgpcmbeC1.c1,1997,1116:30:00,2 ,1.417174,1.714334,1.565754,0.210124
sgpcmbeC1.c1,1997,1117:30:00,2 ,1.699217,1.794639,1.746928,0.067474
sgpcmbeC1.c1,1997,1118:30:00,1 ,1.378251,1.378251,1.378251,       .
sgpcmbeC1.c1,1997,1119:30:00,1 , 1.31049, 1.31049, 1.31049,       .
sgpcmbeC1.c1,1997,1120:30:00,1 ,1.191411,1.191411,1.191411,       .
sgpcmbeC1.c1,1997,1121:30:00,1 ,1.121976,1.121976,1.121976,       .
sgpcmbeC1.c1,1997,1122:30:00,2 ,0.947032,1.064597,1.005815,0.083131
sgpcmbeC1.c1,1997,1123:30:00,2 ,0.972048,1.021466,0.996757,0.034944