datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,11 0:30:00,19 ,0.244298,159.7059,20.43556,38.80022
sgpcmbeC1.c1,2004,11 1:30:00,18 ,0.540467, 288.483,37.89239,77.81256
sgpcmbeC1.c1,2004,11 2:30:00,19 ,0.144638,319.9388,44.52996,85.91872
sgpcmbeC1.c1,2004,11 3:30:00,18 ,0.044735,356.3427,52.54617,92.27325
sgpcmbeC1.c1,2004,11 4:30:00,18 ,0.255246,529.5544,65.52273,124.3903
sgpcmbeC1.c1,2004,11 5:30:00,19 ,       0,192.4387,46.98932,65.17967
sgpcmbeC1.c1,2004,11 6:30:00,17 ,0.174853, 217.771,35.77971,60.88811
sgpcmbeC1.c1,2004,11 7:30:00,19 ,0.652466,220.1409,31.02622,53.43581
sgpcmbeC1.c1,2004,11 8:30:00,21 ,0.155356,189.8942,28.17081,52.25041
sgpcmbeC1.c1,2004,11 9:30:00,22 ,       0,122.8993, 25.3274,35.30433
sgpcmbeC1.c1,2004,1110:30:00,24 ,0.016492,98.74832,25.31084,32.33722
sgpcmbeC1.c1,2004,1111:30:00,23 ,       0,846.2769,65.59286,183.6503
sgpcmbeC1.c1,2004,1112:30:00,24 ,       0,567.0331,45.92435,116.7998
sgpcmbeC1.c1,2004,1113:30:00,23 ,       0,79.67237,19.30884,24.34148
sgpcmbeC1.c1,2004,1114:30:00,22 ,       0, 546.441,48.77811,116.3372
sgpcmbeC1.c1,2004,1115:30:00,22 ,       0,   401.6, 47.4613, 106.984
sgpcmbeC1.c1,2004,1116:30:00,22 ,       0,374.7914,51.53091,102.4557
sgpcmbeC1.c1,2004,1117:30:00,21 ,       0,220.7856,29.05289,51.73353
sgpcmbeC1.c1,2004,1118:30:00,21 ,0.095851,302.4728,26.44999,66.21125
sgpcmbeC1.c1,2004,1119:30:00,21 ,0.025049,451.4225,38.55831,104.7051
sgpcmbeC1.c1,2004,1120:30:00,21 ,       0,428.9663,33.47294,94.06669
sgpcmbeC1.c1,2004,1121:30:00,20 ,       0,152.0592,19.15897,38.52381
sgpcmbeC1.c1,2004,1122:30:00,21 ,       0,365.9713,43.59765,96.69703
sgpcmbeC1.c1,2004,1123:30:00,20 ,0.048637,98.32677,24.62376,34.09615