datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,11 0:30:00,26 ,       0,0.018099,0.000696,0.003549
sgpcmbeC1.c1,2003,11 1:30:00,28 ,       0, 0.10829,0.003868,0.020465
sgpcmbeC1.c1,2003,11 2:30:00,27 ,       0,0.042433,0.001609, 0.00816
sgpcmbeC1.c1,2003,11 3:30:00,28 ,       0,0.033581, 0.00268,0.008425
sgpcmbeC1.c1,2003,11 4:30:00,28 ,       0,0.042443,0.001548,0.008016
sgpcmbeC1.c1,2003,11 5:30:00,29 ,-0.05556,       0,-0.00192,0.010316
sgpcmbeC1.c1,2003,11 6:30:00,28 ,       0,0.015031,0.000537,0.002841
sgpcmbeC1.c1,2003,11 7:30:00,30 ,0.048058,13.03716,4.553382,3.358727
sgpcmbeC1.c1,2003,11 8:30:00,30 ,2.818985,56.28414,23.81207,17.36486
sgpcmbeC1.c1,2003,11 9:30:00,30 ,7.544885, 91.3211,44.15437,27.61443
sgpcmbeC1.c1,2003,1110:30:00,30 ,8.367618,112.8993,59.15945,35.26947
sgpcmbeC1.c1,2003,1111:30:00,30 ,8.450169,123.8915, 69.0631,39.56466
sgpcmbeC1.c1,2003,1112:30:00,30 ,7.099258,122.8126,76.55941,42.79041
sgpcmbeC1.c1,2003,1113:30:00,30 ,4.600965,  122.75,73.87829,39.69596
sgpcmbeC1.c1,2003,1114:30:00,30 ,5.175857,101.3641,61.44491,33.80552
sgpcmbeC1.c1,2003,1115:30:00,30 , 3.58331,76.51635,39.96598,24.40955
sgpcmbeC1.c1,2003,1116:30:00,30 ,1.425743,33.89865,16.52063,10.19068
sgpcmbeC1.c1,2003,1117:30:00,30 ,       0,3.671977,0.807799, 0.86346
sgpcmbeC1.c1,2003,1118:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,1119:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,1120:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,1121:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,1122:30:00,28 ,       0,0.002806,  0.0001, 0.00053
sgpcmbeC1.c1,2003,1123:30:00,27 ,       0,0.001909,0.000071,0.000367