datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,07 0:30:00,24 ,2.230133,5.663699,4.525583,0.843181
sgpcmbeC1.c1,1998,07 1:30:00,24 ,2.266667,5.895784,4.529929,0.868082
sgpcmbeC1.c1,1998,07 2:30:00,23 ,2.270703,5.976258,4.456495,0.826632
sgpcmbeC1.c1,1998,07 3:30:00,23 ,2.274366,6.106927,4.443729,0.876677
sgpcmbeC1.c1,1998,07 4:30:00,24 ,2.401736,6.291249,4.498434,0.929441
sgpcmbeC1.c1,1998,07 5:30:00,22 ,2.645335,5.954822,4.418463,0.870901
sgpcmbeC1.c1,1998,07 6:30:00,22 ,2.925208,5.911958,4.396254,0.831976
sgpcmbeC1.c1,1998,07 7:30:00,22 ,2.967149,5.766039,4.343134,0.765027
sgpcmbeC1.c1,1998,07 8:30:00,25 ,3.051624,5.660015,4.312425,0.750747
sgpcmbeC1.c1,1998,07 9:30:00,26 ,3.030187,5.630603,4.314972,0.718796
sgpcmbeC1.c1,1998,0710:30:00,26 ,2.951243,5.523929,4.308989,0.683372
sgpcmbeC1.c1,1998,0711:30:00,26 ,2.960491, 5.54946,4.336036,0.655197
sgpcmbeC1.c1,1998,0712:30:00,27 ,2.978289,5.534163,4.306889,0.675611
sgpcmbeC1.c1,1998,0713:30:00,27 ,2.839637,5.671318, 4.34163,0.729874
sgpcmbeC1.c1,1998,0714:30:00,27 , 2.77762,5.732292,4.377951,0.762914
sgpcmbeC1.c1,1998,0715:30:00,27 ,2.711633,5.955189, 4.41064,0.806094
sgpcmbeC1.c1,1998,0716:30:00,27 ,2.642629,5.889537,4.410624,0.825923
sgpcmbeC1.c1,1998,0717:30:00,26 ,2.572934,5.775706,4.491316,0.835453
sgpcmbeC1.c1,1998,0718:30:00,26 ,2.313994,5.792755,4.458825,0.848837
sgpcmbeC1.c1,1998,0719:30:00,26 ,2.403618,5.910313,4.470493,   0.855
sgpcmbeC1.c1,1998,0720:30:00,26 ,2.388589,6.015976, 4.45789,0.861901
sgpcmbeC1.c1,1998,0721:30:00,26 ,2.336073,6.084725,4.448732,0.880424
sgpcmbeC1.c1,1998,0722:30:00,25 ,2.287313,6.113799,4.594369,0.826805
sgpcmbeC1.c1,1998,0723:30:00,25 ,2.296106,6.111052,4.587408,0.835561