datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,11 0:30:00,26 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 1:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 2:30:00,27 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 3:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 4:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 5:30:00,29 ,       0,0.333333,0.011494,0.061898
sgpcmbeC1.c1,2003,11 6:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2003,11 7:30:00,30 ,0.923721,23.15255,11.10454,5.574098
sgpcmbeC1.c1,2003,11 8:30:00,30 ,3.716681, 32.8721,15.73248,9.475415
sgpcmbeC1.c1,2003,11 9:30:00,30 ,2.077386,59.43205,19.75011,17.69545
sgpcmbeC1.c1,2003,1110:30:00,30 ,0.678992,57.66187,25.73736,20.29296
sgpcmbeC1.c1,2003,1111:30:00,30 ,0.513701,88.87665,25.95803,25.45936
sgpcmbeC1.c1,2003,1112:30:00,30 ,0.344454,132.4791,29.22829,33.15186
sgpcmbeC1.c1,2003,1113:30:00,30 ,0.497876,68.92921, 22.8456,20.87896
sgpcmbeC1.c1,2003,1114:30:00,30 , 1.43578,58.12155,21.25589,16.72752
sgpcmbeC1.c1,2003,1115:30:00,30 ,2.202741,43.40662,16.11881,11.71007
sgpcmbeC1.c1,2003,1116:30:00,30 ,6.011736,33.66077,15.21439, 7.82633
sgpcmbeC1.c1,2003,1117:30:00,30 ,       0,13.09742,4.394256,2.982023
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,       0,       0
sgpcmbeC1.c1,2003,1123:30:00,27 ,       0,       0,       0,       0