datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,11 0:30:00,28 ,       0,358.5256,56.79932,94.32147
sgpcmbeC1.c1,1998,11 1:30:00,29 ,       0,513.9576,79.67043,134.0513
sgpcmbeC1.c1,1998,11 2:30:00,29 ,       0,571.0746,76.09526,130.7362
sgpcmbeC1.c1,1998,11 3:30:00,29 ,       0,714.0539,98.88807,183.9679
sgpcmbeC1.c1,1998,11 4:30:00,28 ,       0,649.6736,73.16399,138.0321
sgpcmbeC1.c1,1998,11 5:30:00,26 ,       0,708.6231,72.93568,148.5005
sgpcmbeC1.c1,1998,11 6:30:00,27 ,       0,810.2114, 86.6087,173.7979
sgpcmbeC1.c1,1998,11 7:30:00,27 ,       0,338.4464,60.36594, 96.3024
sgpcmbeC1.c1,1998,11 8:30:00,28 ,       0,540.7338,85.54527,152.5667
sgpcmbeC1.c1,1998,11 9:30:00,28 ,       0,624.1919,79.01314,145.7862
sgpcmbeC1.c1,1998,1110:30:00,30 ,       0,596.8669,85.54691,139.7242
sgpcmbeC1.c1,1998,1111:30:00,30 ,       0,527.0519,105.2182,159.9771
sgpcmbeC1.c1,1998,1112:30:00,30 ,0.002068,690.2504,116.6038,172.6605
sgpcmbeC1.c1,1998,1113:30:00,30 ,0.003508,536.6652,112.6633,169.7197
sgpcmbeC1.c1,1998,1114:30:00,30 ,0.019029,490.4609,92.32347,137.7204
sgpcmbeC1.c1,1998,1115:30:00,29 ,0.050508,446.7983,90.07463,134.5021
sgpcmbeC1.c1,1998,1116:30:00,30 ,0.385865,357.9634,81.45069,114.6954
sgpcmbeC1.c1,1998,1117:30:00,30 ,0.294006,341.0088,79.52657,111.7311
sgpcmbeC1.c1,1998,1118:30:00,28 ,0.178687,607.1686,88.94764,150.8805
sgpcmbeC1.c1,1998,1119:30:00,28 , 0.07194,514.5126,80.66282,145.1142
sgpcmbeC1.c1,1998,1120:30:00,27 , 0.01378,423.4268,82.66119, 135.623
sgpcmbeC1.c1,1998,1121:30:00,28 ,0.000018,273.2128,53.40764,83.77872
sgpcmbeC1.c1,1998,1122:30:00,28 ,       0,233.5721,44.22779,67.79875
sgpcmbeC1.c1,1998,1123:30:00,28 ,       0,386.9788,52.80476,96.53141