datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,11 0:30:00,27 ,       0,369.0388,65.66906,107.9895
sgpcmbeC1.c1,2003,11 1:30:00,27 ,0.179592,469.8619,72.42582,130.0557
sgpcmbeC1.c1,2003,11 2:30:00,26 ,0.291106,469.8338, 73.5136,130.3227
sgpcmbeC1.c1,2003,11 3:30:00,26 , 0.08518,393.2578,69.69853,112.4376
sgpcmbeC1.c1,2003,11 4:30:00,26 , 0.05069,281.1771,59.36652,83.99125
sgpcmbeC1.c1,2003,11 5:30:00,26 ,       0,375.9444,79.34313,98.96682
sgpcmbeC1.c1,2003,11 6:30:00,26 ,0.001077,386.6479,71.61182,97.59839
sgpcmbeC1.c1,2003,11 7:30:00,26 ,       0,519.6022,86.25288, 121.879
sgpcmbeC1.c1,2003,11 8:30:00,26 ,       0,256.5321,74.56805, 89.8684
sgpcmbeC1.c1,2003,11 9:30:00,28 ,       0,313.1288,59.20687,84.68645
sgpcmbeC1.c1,2003,1110:30:00,28 ,0.055081,438.1469,61.38176,97.10834
sgpcmbeC1.c1,2003,1111:30:00,28 ,       0,458.0065,73.15278,106.4588
sgpcmbeC1.c1,2003,1112:30:00,28 ,0.002108, 564.239,70.25836,123.3458
sgpcmbeC1.c1,2003,1113:30:00,28 ,       0,634.3744,90.70951,167.1378
sgpcmbeC1.c1,2003,1114:30:00,28 ,       0,739.7046, 94.8199,167.9004
sgpcmbeC1.c1,2003,1115:30:00,28 ,0.002767,702.2218,86.57332,164.7491
sgpcmbeC1.c1,2003,1116:30:00,28 ,0.009675,447.3497,64.05348,97.54756
sgpcmbeC1.c1,2003,1117:30:00,28 ,0.131887,318.4112,45.81831, 72.9638
sgpcmbeC1.c1,2003,1118:30:00,26 ,0.154667,473.2874,46.06796,94.49179
sgpcmbeC1.c1,2003,1119:30:00,26 ,0.457857,995.5678,60.18936,193.2708
sgpcmbeC1.c1,2003,1120:30:00,26 ,       0,1156.479,72.70293,228.1683
sgpcmbeC1.c1,2003,1121:30:00,26 ,       0, 675.995,56.20389,140.9739
sgpcmbeC1.c1,2003,1122:30:00,26 ,       0,296.7752, 51.5525,85.53309
sgpcmbeC1.c1,2003,1123:30:00,26 ,       0,388.4221,57.21831,107.9292