datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,11 0:30:00,28 ,       0,0.914678,0.032667,0.172858
sgpcmbeC1.c1,2006,11 1:30:00,27 ,       0,3.163707,0.117174,0.608856
sgpcmbeC1.c1,2006,11 2:30:00,26 ,       0,       0,       0,       0
sgpcmbeC1.c1,2006,11 3:30:00,25 ,       0,       0,       0,       0
sgpcmbeC1.c1,2006,11 4:30:00,28 ,       0,0.337934,0.012069,0.063863
sgpcmbeC1.c1,2006,11 5:30:00,28 ,       0,0.451999,0.018298,0.085758
sgpcmbeC1.c1,2006,11 6:30:00,29 ,       0,0.603613,0.060099,0.149854
sgpcmbeC1.c1,2006,11 7:30:00,30 ,       0,75.88565, 29.5262, 20.8218
sgpcmbeC1.c1,2006,11 8:30:00,30 ,1.824126, 263.133,152.6671,79.31141
sgpcmbeC1.c1,2006,11 9:30:00,30 ,37.60932, 437.648,280.7126,136.2407
sgpcmbeC1.c1,2006,1110:30:00,30 ,27.43942,567.8054,391.7772,166.4208
sgpcmbeC1.c1,2006,1111:30:00,30 ,63.13766,648.3557,461.8359,175.8557
sgpcmbeC1.c1,2006,1112:30:00,30 ,50.93926,664.2559,479.8579,186.9285
sgpcmbeC1.c1,2006,1113:30:00,30 ,39.54494,615.1635,424.1893, 177.084
sgpcmbeC1.c1,2006,1114:30:00,30 ,35.17958,502.7177,334.7153,141.1676
sgpcmbeC1.c1,2006,1115:30:00,30 ,20.22573,342.9674,218.4753,91.32026
sgpcmbeC1.c1,2006,1116:30:00,30 ,14.80396,153.3546,84.21569,37.43202
sgpcmbeC1.c1,2006,1117:30:00,30 ,       0,15.95297,5.063406,3.914387
sgpcmbeC1.c1,2006,1118:30:00,28 ,       0,0.949167,0.063524, 0.23381
sgpcmbeC1.c1,2006,1119:30:00,29 ,       0,1.809998,0.069629,0.336965
sgpcmbeC1.c1,2006,1120:30:00,28 ,       0,0.220308,0.007868,0.041634
sgpcmbeC1.c1,2006,1121:30:00,27 ,       0,       0,       0,       0
sgpcmbeC1.c1,2006,1122:30:00,26 ,       0,       0,       0,       0
sgpcmbeC1.c1,2006,1123:30:00,29 ,       0,2.744798,0.094648,0.509696