datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,01 0:30:00,27 ,0.301176,1.709575,0.760295, 0.38083
sgpcmbeC1.c1,2002,01 1:30:00,25 ,0.309084,1.706081,0.755569,0.394676
sgpcmbeC1.c1,2002,01 2:30:00,25 ,0.317363,1.720748,0.755048,0.387936
sgpcmbeC1.c1,2002,01 3:30:00,26 ,0.316371,1.891265,0.780693,0.396281
sgpcmbeC1.c1,2002,01 4:30:00,26 ,0.305072,1.602741,0.765388,0.374315
sgpcmbeC1.c1,2002,01 5:30:00,26 , 0.31017,1.561025, 0.76035,0.375151
sgpcmbeC1.c1,2002,01 6:30:00,26 ,0.323796,1.519717,0.749673,0.361945
sgpcmbeC1.c1,2002,01 7:30:00,25 ,0.320259,1.468165,0.723608,0.338665
sgpcmbeC1.c1,2002,01 8:30:00,25 ,0.301344,1.444582,0.714175,0.328488
sgpcmbeC1.c1,2002,01 9:30:00,26 ,0.284311,1.600733, 0.75689,0.376071
sgpcmbeC1.c1,2002,0110:30:00,28 ,0.283149,1.682959,0.808003,0.401944
sgpcmbeC1.c1,2002,0111:30:00,28 ,0.318369,1.700452,0.825481,0.408526
sgpcmbeC1.c1,2002,0112:30:00,28 ,0.308631,1.724349,0.843498,0.430855
sgpcmbeC1.c1,2002,0113:30:00,28 ,0.340383,1.659688,0.843971,0.420242
sgpcmbeC1.c1,2002,0114:30:00,28 ,0.330962,1.712445,0.839324,0.416683
sgpcmbeC1.c1,2002,0115:30:00,27 , 0.30098,1.679678,0.792162,0.388586
sgpcmbeC1.c1,2002,0116:30:00,27 , 0.31535,2.066363,0.775183,0.406519
sgpcmbeC1.c1,2002,0117:30:00,27 ,0.306949,2.685017,0.782938,0.485187
sgpcmbeC1.c1,2002,0118:30:00,28 ,0.299268,2.308641,0.790653,0.443294
sgpcmbeC1.c1,2002,0119:30:00,28 ,0.294571,2.262843,0.798808,0.426527
sgpcmbeC1.c1,2002,0120:30:00,28 ,0.290797,2.377905,0.803676,0.445239
sgpcmbeC1.c1,2002,0121:30:00,28 ,0.287804,2.486191,0.803387,0.462764
sgpcmbeC1.c1,2002,0122:30:00,27 ,0.290718, 2.52393,0.811729,0.484082
sgpcmbeC1.c1,2002,0123:30:00,26 ,0.297428,1.643334,0.751341,0.365086