datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,03 0:30:00,31 ,       0,       1,0.533443,0.484313
sgpcmbeC1.c1,1998,03 1:30:00,31 ,       0,       1,0.575538,0.475238
sgpcmbeC1.c1,1998,03 2:30:00,31 ,       0,       1,0.574794,  0.4794
sgpcmbeC1.c1,1998,03 3:30:00,31 ,       0,       1,0.568063,0.479659
sgpcmbeC1.c1,1998,03 4:30:00,31 ,       0,       1,0.548675,0.466649
sgpcmbeC1.c1,1998,03 5:30:00,31 ,       0,       1,0.524321,0.464216
sgpcmbeC1.c1,1998,03 6:30:00,31 ,       0,       1,0.518725,0.437734
sgpcmbeC1.c1,1998,03 7:30:00,31 ,       0,       1,0.551953,0.437862
sgpcmbeC1.c1,1998,03 8:30:00,31 ,       0,       1,0.585178,0.448389
sgpcmbeC1.c1,1998,03 9:30:00,31 ,       0,       1,0.586317,0.413216
sgpcmbeC1.c1,1998,0310:30:00,31 ,       0,       1,0.658148,0.418633
sgpcmbeC1.c1,1998,0311:30:00,31 ,       0,       1,0.595861,0.412343
sgpcmbeC1.c1,1998,0312:30:00,31 ,       0,       1,0.604221,0.411516
sgpcmbeC1.c1,1998,0313:30:00,31 ,       0,       1,0.583146,0.429901
sgpcmbeC1.c1,1998,0314:30:00,31 ,       0,       1,0.568602,0.434689
sgpcmbeC1.c1,1998,0315:30:00,31 ,       0,       1,0.562793, 0.46143
sgpcmbeC1.c1,1998,0316:30:00,31 ,       0,       1,0.524953, 0.44692
sgpcmbeC1.c1,1998,0317:30:00,31 ,       0,       1,0.557634,0.449393
sgpcmbeC1.c1,1998,0318:30:00,31 ,       0,       1,0.603468,0.456243
sgpcmbeC1.c1,1998,0319:30:00,31 ,       0,       1,0.589259,0.434389
sgpcmbeC1.c1,1998,0320:30:00,31 ,       0,       1,0.535889,0.459942
sgpcmbeC1.c1,1998,0321:30:00,31 ,       0,       1,0.476263,0.473534
sgpcmbeC1.c1,1998,0322:30:00,31 ,       0,       1,0.494521,0.472496
sgpcmbeC1.c1,1998,0323:30:00,31 ,       0,       1,0.518959,0.443505