datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,1998,07 0:30:00,14 ,1.262857,7.868834,4.124901, 2.27338
nsacmbeC1.c1,1998,07 1:30:00,12 ,       0,6.179499,2.514921,1.873748
nsacmbeC1.c1,1998,07 2:30:00,15 ,       0,10.58602,3.943845,3.052199
nsacmbeC1.c1,1998,07 3:30:00,15 ,       0,  12.635,6.839008,4.056043
nsacmbeC1.c1,1998,07 4:30:00,20 , 2.30908,22.35055,10.58681,6.700757
nsacmbeC1.c1,1998,07 5:30:00,27 ,1.648947,29.65716,14.45837,8.937908
nsacmbeC1.c1,1998,07 6:30:00,28 ,4.940912,   41.54,19.97452,11.68913
nsacmbeC1.c1,1998,07 7:30:00,31 , 4.91027,58.21122,28.98755,17.77604
nsacmbeC1.c1,1998,07 8:30:00,30 ,  7.0485,65.67467,38.87146,19.60772
nsacmbeC1.c1,1998,07 9:30:00,30 ,9.053333,73.69267,45.43416,20.99658
nsacmbeC1.c1,1998,0710:30:00,30 ,19.42222,81.47302,54.30733,21.75103
nsacmbeC1.c1,1998,0711:30:00,30 ,  16.275,87.59933, 60.4945,22.24846
nsacmbeC1.c1,1998,0712:30:00,31 ,14.49354,91.09736,63.89919,24.55141
nsacmbeC1.c1,1998,0713:30:00,31 , 28.0035,92.65382,64.81022,23.94265
nsacmbeC1.c1,1998,0714:30:00,31 ,20.85666,89.61814,63.04397,22.95998
nsacmbeC1.c1,1998,0715:30:00,31 ,15.17764,85.89881,60.03914, 23.3918
nsacmbeC1.c1,1998,0716:30:00,30 ,20.04333,77.20375,54.73628,19.20769
nsacmbeC1.c1,1998,0717:30:00,31 ,17.12639,69.04821,46.32372,18.58055
nsacmbeC1.c1,1998,0718:30:00,31 ,11.32833,55.06653,35.54133,14.93322
nsacmbeC1.c1,1998,0719:30:00,28 ,9.604002,41.82195,24.73061,11.20383
nsacmbeC1.c1,1998,0720:30:00,19 ,7.287668, 25.7785,14.95776,5.539612
nsacmbeC1.c1,1998,0721:30:00,24 ,4.828001,25.06267,13.70306,6.606393
nsacmbeC1.c1,1998,0722:30:00,24 ,1.854083,19.53773,9.661696,5.639044
nsacmbeC1.c1,1998,0723:30:00,15 ,1.439412,12.24133,7.271059,3.612226