datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,11 0:30:00,26 ,       0,1.116802,0.050756,0.221036
sgpcmbeC1.c1,2003,11 1:30:00,28 ,       0,0.213951,0.007641,0.040433
sgpcmbeC1.c1,2003,11 2:30:00,27 ,       0,  1.0186,0.037726, 0.19603
sgpcmbeC1.c1,2003,11 3:30:00,28 ,       0,0.304587,0.023188,0.071776
sgpcmbeC1.c1,2003,11 4:30:00,28 ,       0,0.697236,0.043334,0.161006
sgpcmbeC1.c1,2003,11 5:30:00,29 ,       0,0.207817,0.007166,0.038591
sgpcmbeC1.c1,2003,11 6:30:00,28 ,       0,0.171545,0.007913,0.033432
sgpcmbeC1.c1,2003,11 7:30:00,30 ,0.246524,49.76408,19.07662, 12.2972
sgpcmbeC1.c1,2003,11 8:30:00,30 ,15.57886,237.3207,105.1129,67.20793
sgpcmbeC1.c1,2003,11 9:30:00,30 ,43.12266,399.1108,207.1078,116.8834
sgpcmbeC1.c1,2003,1110:30:00,30 ,47.97226,523.7827,288.5499,160.3207
sgpcmbeC1.c1,2003,1111:30:00,30 ,51.63414,597.4515,342.4834,185.9466
sgpcmbeC1.c1,2003,1112:30:00,30 , 45.5453,586.7599,380.0573, 203.311
sgpcmbeC1.c1,2003,1113:30:00,30 , 29.6347,587.3381,361.3304,185.1159
sgpcmbeC1.c1,2003,1114:30:00,30 ,30.39969,466.8015,291.4612,149.1859
sgpcmbeC1.c1,2003,1115:30:00,30 ,21.64319,325.6885,180.5859,98.04417
sgpcmbeC1.c1,2003,1116:30:00,30 ,9.936804,130.5238, 68.7753,36.56889
sgpcmbeC1.c1,2003,1117:30:00,30 ,       0,12.17155,3.531739,3.046253
sgpcmbeC1.c1,2003,1118:30:00,29 ,       0,3.012172,0.107377,0.558991
sgpcmbeC1.c1,2003,1119:30:00,29 ,       0,1.127889,0.081664,0.265837
sgpcmbeC1.c1,2003,1120:30:00,29 ,       0,0.639135,0.047351,0.148632
sgpcmbeC1.c1,2003,1121:30:00,29 ,       0,0.915749, 0.04999,0.193763
sgpcmbeC1.c1,2003,1122:30:00,28 ,       0,0.538102,0.032285,0.112202
sgpcmbeC1.c1,2003,1123:30:00,27 ,       0,0.618017,0.032338,0.126916