datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,05 0:30:00,31 ,0.603981,19.14391,3.266895,4.322158
sgpcmbeC1.c1,2004,05 1:30:00,31 ,0.480711,15.57486,2.777645,3.726798
sgpcmbeC1.c1,2004,05 2:30:00,31 ,0.513864,10.77142,2.052249,2.229518
sgpcmbeC1.c1,2004,05 3:30:00,31 ,0.553724,11.50431,1.964075,2.189414
sgpcmbeC1.c1,2004,05 4:30:00,31 ,0.620224,19.09434,2.971893,3.961047
sgpcmbeC1.c1,2004,05 5:30:00,31 ,0.503637,23.62263,3.733522,5.968793
sgpcmbeC1.c1,2004,05 6:30:00,31 ,0.845364,23.08983,3.939627,5.573821
sgpcmbeC1.c1,2004,05 7:30:00,31 , 0.53761,19.06867,4.532304,4.502425
sgpcmbeC1.c1,2004,05 8:30:00,31 ,0.812669, 16.4729,5.423827,4.573038
sgpcmbeC1.c1,2004,05 9:30:00,31 ,0.772068,12.89946,4.092724,3.214467
sgpcmbeC1.c1,2004,0510:30:00,31 ,0.637816,14.72379,4.520109,3.188673
sgpcmbeC1.c1,2004,0511:30:00,31 ,1.219661,13.28305,4.956885,3.462194
sgpcmbeC1.c1,2004,0512:30:00,31 ,0.848949,14.62251,4.395756,3.697471
sgpcmbeC1.c1,2004,0513:30:00,30 ,0.872415,9.048892,3.635849,2.678638
sgpcmbeC1.c1,2004,0514:30:00,31 ,0.626145,11.89742,3.610459,3.183902
sgpcmbeC1.c1,2004,0515:30:00,31 ,0.910027,8.785196,3.058823,2.442798
sgpcmbeC1.c1,2004,0516:30:00,31 ,0.892557,10.55435,3.365112,2.729297
sgpcmbeC1.c1,2004,0517:30:00,31 ,0.737153,33.66771,4.278088,6.297626
sgpcmbeC1.c1,2004,0518:30:00,31 ,0.548044,11.79943,3.438504,2.460862
sgpcmbeC1.c1,2004,0519:30:00,31 , 0.83485,9.413239,3.397807,1.891867
sgpcmbeC1.c1,2004,0520:30:00,31 ,0.568152,12.37339,2.412107,2.410499
sgpcmbeC1.c1,2004,0521:30:00,31 ,0.568374,7.499135,1.871375,1.475044
sgpcmbeC1.c1,2004,0522:30:00,31 ,0.686946, 7.15691,2.141336,1.678923
sgpcmbeC1.c1,2004,0523:30:00,31 ,0.548694,13.61985,2.642983,2.880662