datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,11 0:30:00,26 ,0.005907,498.3879,68.01597,120.4635
sgpcmbeC1.c1,2000,11 1:30:00,26 ,0.008672,515.3834,54.48752,110.4138
sgpcmbeC1.c1,2000,11 2:30:00,26 ,       0,290.3303,40.12183,73.04326
sgpcmbeC1.c1,2000,11 3:30:00,26 ,       0,456.8975,51.57797,107.2689
sgpcmbeC1.c1,2000,11 4:30:00,26 ,       0,520.0216,68.43027,138.7278
sgpcmbeC1.c1,2000,11 5:30:00,26 ,       0,372.6336,49.47403,100.0759
sgpcmbeC1.c1,2000,11 6:30:00,26 ,       0,477.4516,54.50067,112.2955
sgpcmbeC1.c1,2000,11 7:30:00,26 ,       0,639.0748,60.51854,134.4373
sgpcmbeC1.c1,2000,11 8:30:00,26 ,       0,705.6682,69.87723,153.1587
sgpcmbeC1.c1,2000,11 9:30:00,30 ,       0,778.7114,73.92761,158.1493
sgpcmbeC1.c1,2000,1110:30:00,30 ,       0,908.4233,96.51885,205.4407
sgpcmbeC1.c1,2000,1111:30:00,29 ,       0,370.9011,57.86967,104.7857
sgpcmbeC1.c1,2000,1112:30:00,28 ,       0,259.9928,46.86763, 84.2966
sgpcmbeC1.c1,2000,1113:30:00,29 ,       0,937.4864,94.50388,209.8832
sgpcmbeC1.c1,2000,1114:30:00,28 ,       0, 356.561,48.60968,91.96592
sgpcmbeC1.c1,2000,1115:30:00,29 ,0.029807,1166.435, 91.8993,228.7923
sgpcmbeC1.c1,2000,1116:30:00,28 , 0.56381,852.7401,69.70792,179.6533
sgpcmbeC1.c1,2000,1117:30:00,29 ,1.859903, 436.864,56.13569,115.3635
sgpcmbeC1.c1,2000,1118:30:00,29 ,0.276382, 367.041,48.88267, 98.2916
sgpcmbeC1.c1,2000,1119:30:00,29 ,0.130071,432.1923,53.11206,107.4459
sgpcmbeC1.c1,2000,1120:30:00,29 ,0.842619,818.2019,79.39043,173.1341
sgpcmbeC1.c1,2000,1121:30:00,29 ,0.229541,598.5275,56.21603,125.3467
sgpcmbeC1.c1,2000,1122:30:00,28 ,       0, 475.864,58.41409,  116.48
sgpcmbeC1.c1,2000,1123:30:00,27 ,0.094455,519.3065, 59.9428,119.6217