datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2001,07 0:30:00,12 ,       0,19.31698,4.173188, 6.88784
nsacmbeC1.c1,2001,07 1:30:00,13 ,       0,   17.82,2.938513, 5.44971
nsacmbeC1.c1,2001,07 2:30:00,12 ,       0, 17.9508, 3.65233,6.996289
nsacmbeC1.c1,2001,07 3:30:00,9 ,       0,   23.96,8.227336,9.479338
nsacmbeC1.c1,2001,07 4:30:00,11 ,       0,32.97219,17.29778,8.909516
nsacmbeC1.c1,2001,07 5:30:00,12 ,13.21909,45.19242,27.79075,8.899347
nsacmbeC1.c1,2001,07 6:30:00,13 ,14.03571,59.79219,35.78146,16.13822
nsacmbeC1.c1,2001,07 7:30:00,17 ,   20.86,76.40723,45.96331,19.28208
nsacmbeC1.c1,2001,07 8:30:00,25 ,21.43944,91.56342,46.73548, 21.7645
nsacmbeC1.c1,2001,07 9:30:00,27 ,18.63167,106.6776,53.66595,25.95599
nsacmbeC1.c1,2001,0710:30:00,29 ,0.669444, 112.534,58.51496,28.93635
nsacmbeC1.c1,2001,0711:30:00,28 ,24.61091,118.0587,68.75276,29.25611
nsacmbeC1.c1,2001,0712:30:00,28 ,25.41667,122.6525,74.50554, 30.2852
nsacmbeC1.c1,2001,0713:30:00,28 ,  18.281,122.8406,77.78313,31.18304
nsacmbeC1.c1,2001,0714:30:00,27 ,21.14682,121.4039,78.85508,28.40235
nsacmbeC1.c1,2001,0715:30:00,28 , 25.6438,118.0591,73.72688,27.59496
nsacmbeC1.c1,2001,0716:30:00,27 ,  22.615,110.5178,69.12124,24.33492
nsacmbeC1.c1,2001,0717:30:00,25 ,21.27094,103.0558, 66.5023,23.66318
nsacmbeC1.c1,2001,0718:30:00,24 , 17.0305,87.65157, 54.4375,20.55158
nsacmbeC1.c1,2001,0719:30:00,22 ,16.85375,74.45485,43.28729,17.80956
nsacmbeC1.c1,2001,0720:30:00,16 ,16.68889,61.42563,35.38605,13.13183
nsacmbeC1.c1,2001,0721:30:00,13 ,5.850926,47.84819,26.93852,  11.824
nsacmbeC1.c1,2001,0722:30:00,13 ,       0,   35.87,14.91829,10.50109
nsacmbeC1.c1,2001,0723:30:00,13 ,       0,24.82656,7.075024,8.502908