datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,03 0:30:00,31 ,0.357148, 19.7562, 4.59309,5.990772
sgpcmbeC1.c1,2006,03 1:30:00,31 ,0.322909,18.71623,3.858861,4.449962
sgpcmbeC1.c1,2006,03 2:30:00,31 ,0.417016,12.70749,3.039827,3.214655
sgpcmbeC1.c1,2006,03 3:30:00,31 ,0.464559,24.35928, 4.96226,5.770455
sgpcmbeC1.c1,2006,03 4:30:00,31 ,0.411807,26.60466,4.225364,5.704162
sgpcmbeC1.c1,2006,03 5:30:00,31 , 0.27625,22.37781,4.544278,5.578127
sgpcmbeC1.c1,2006,03 6:30:00,31 ,0.350751,19.11043, 4.79521,5.756872
sgpcmbeC1.c1,2006,03 7:30:00,30 ,0.270916,14.13687,3.493627, 3.76071
sgpcmbeC1.c1,2006,03 8:30:00,30 ,0.495752,23.63251,4.455556,5.207713
sgpcmbeC1.c1,2006,03 9:30:00,30 ,0.677264,27.42247,4.780955, 5.40072
sgpcmbeC1.c1,2006,0310:30:00,30 ,0.685686,12.08008,3.499955,2.840297
sgpcmbeC1.c1,2006,0311:30:00,31 ,0.548534,19.50358,3.785673,4.127381
sgpcmbeC1.c1,2006,0312:30:00,31 ,0.459473,11.46095,3.013493,2.828361
sgpcmbeC1.c1,2006,0313:30:00,31 ,0.355902,17.69207, 4.15651,4.388899
sgpcmbeC1.c1,2006,0314:30:00,31 ,0.393247,9.820387,3.179983,2.999814
sgpcmbeC1.c1,2006,0315:30:00,31 ,0.338729,12.03538,3.055975,3.300988
sgpcmbeC1.c1,2006,0316:30:00,31 ,0.488779,22.18976,4.337748,5.926504
sgpcmbeC1.c1,2006,0317:30:00,31 ,0.610619,25.90973,4.086979, 5.12457
sgpcmbeC1.c1,2006,0318:30:00,31 ,0.651817,18.72659,3.938278,4.234957
sgpcmbeC1.c1,2006,0319:30:00,31 ,0.450952,17.46499,4.020036,4.030214
sgpcmbeC1.c1,2006,0320:30:00,31 ,0.488881,30.62968,3.491823,5.586449
sgpcmbeC1.c1,2006,0321:30:00,31 ,0.422784,21.34369,3.774639,5.159174
sgpcmbeC1.c1,2006,0322:30:00,31 ,0.387954,21.30324,4.167232,4.767583
sgpcmbeC1.c1,2006,0323:30:00,31 ,0.307248,11.84323,3.079908,3.442791