datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,05 0:30:00,27 ,0.929351,6.180074,3.098856,1.090522
sgpcmbeC1.c1,2007,05 1:30:00,27 ,0.942486,6.012627,3.080104,1.063915
sgpcmbeC1.c1,2007,05 2:30:00,27 ,0.894064,6.166823, 3.05944,1.006931
sgpcmbeC1.c1,2007,05 3:30:00,27 ,0.818231,6.272196,3.156017, 1.13538
sgpcmbeC1.c1,2007,05 4:30:00,27 ,0.817818,6.447752,3.276957,1.263499
sgpcmbeC1.c1,2007,05 5:30:00,27 ,0.808529,6.013815,3.324421, 1.29361
sgpcmbeC1.c1,2007,05 6:30:00,27 , 0.79318,6.470366,3.392592,1.371932
sgpcmbeC1.c1,2007,05 7:30:00,28 ,0.791434, 6.68199,3.346057,1.365423
sgpcmbeC1.c1,2007,05 8:30:00,27 ,0.861988,6.979002,3.256313,1.237799
sgpcmbeC1.c1,2007,05 9:30:00,28 ,0.906602,5.800923,3.181518,1.035596
sgpcmbeC1.c1,2007,0510:30:00,28 ,0.976233,5.981868,3.159194,1.032656
sgpcmbeC1.c1,2007,0511:30:00,28 ,1.009395, 5.05319,3.085266,0.848884
sgpcmbeC1.c1,2007,0512:30:00,28 , 1.14333,6.160862,3.167364,0.981463
sgpcmbeC1.c1,2007,0513:30:00,28 ,1.317581,7.061186,3.222526,1.086486
sgpcmbeC1.c1,2007,0514:30:00,28 ,1.318373,5.623189,3.144503,  0.8822
sgpcmbeC1.c1,2007,0515:30:00,28 ,1.316266,5.226382,3.087195,0.773144
sgpcmbeC1.c1,2007,0516:30:00,28 ,1.337034,  5.0607,3.078158,0.749672
sgpcmbeC1.c1,2007,0517:30:00,28 ,1.351738,4.426988,3.050231,0.703244
sgpcmbeC1.c1,2007,0518:30:00,28 ,1.340194,5.109879,3.051359,0.793782
sgpcmbeC1.c1,2007,0519:30:00,28 , 1.27131,5.433104,3.083109,0.846263
sgpcmbeC1.c1,2007,0520:30:00,28 ,1.184032,4.549379,3.048416,0.805797
sgpcmbeC1.c1,2007,0521:30:00,28 ,1.077398,4.140065,3.033328, 0.78513
sgpcmbeC1.c1,2007,0522:30:00,28 ,1.009613,4.240349,3.063655,0.834291
sgpcmbeC1.c1,2007,0523:30:00,27 ,0.935462,6.172169,3.148845,1.101536