datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,08 0:30:00,28 ,2.405601,5.735322,4.495659,0.814646
sgpcmbeC1.c1,2006,08 1:30:00,28 , 2.39349,6.050167,4.543835,0.831516
sgpcmbeC1.c1,2006,08 2:30:00,28 ,2.287093,5.648384,4.521336,0.813754
sgpcmbeC1.c1,2006,08 3:30:00,28 ,2.234047,6.075635,4.561681,0.844338
sgpcmbeC1.c1,2006,08 4:30:00,28 ,2.115415,6.094433,4.573564,0.852125
sgpcmbeC1.c1,2006,08 5:30:00,28 , 1.95235,5.609402,4.553154,0.849977
sgpcmbeC1.c1,2006,08 6:30:00,28 ,2.018469,5.624759,4.548362,0.841127
sgpcmbeC1.c1,2006,08 7:30:00,28 ,2.125861,5.874918,4.496533,0.801242
sgpcmbeC1.c1,2006,08 8:30:00,29 ,2.299134, 6.14958,4.457323,0.773069
sgpcmbeC1.c1,2006,08 9:30:00,29 ,2.397442,5.635488,4.430842,0.712867
sgpcmbeC1.c1,2006,0810:30:00,29 ,2.392882,5.462175,4.410025,0.720184
sgpcmbeC1.c1,2006,0811:30:00,29 ,2.366277,5.420729,4.396867,0.723837
sgpcmbeC1.c1,2006,0812:30:00,29 ,2.434994, 5.25612,4.405824,0.717956
sgpcmbeC1.c1,2006,0813:30:00,29 ,2.508531,5.304851,4.397011,0.722749
sgpcmbeC1.c1,2006,0814:30:00,29 ,2.531085,5.459704,4.393487,0.697014
sgpcmbeC1.c1,2006,0815:30:00,28 ,2.634695,5.425775,4.387671,0.700162
sgpcmbeC1.c1,2006,0816:30:00,28 ,2.629468,5.535137, 4.36566, 0.69574
sgpcmbeC1.c1,2006,0817:30:00,28 ,2.466816,5.746631,4.379577,0.740756
sgpcmbeC1.c1,2006,0818:30:00,28 ,2.488782,5.190382,4.326415,0.757383
sgpcmbeC1.c1,2006,0819:30:00,28 ,2.368466,5.269402,4.333053,0.779034
sgpcmbeC1.c1,2006,0820:30:00,28 ,2.286815,5.359406,4.330855,0.784474
sgpcmbeC1.c1,2006,0821:30:00,28 ,2.390932,5.386237,4.418108,0.825569
sgpcmbeC1.c1,2006,0822:30:00,28 ,2.389825,5.664996,4.469569,0.869166
sgpcmbeC1.c1,2006,0823:30:00,28 ,2.394485,6.008778,4.475663,0.863826