datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,06 0:30:00,29 ,       0,0.332677,0.016255,0.066077
sgpcmbeC1.c1,2004,06 1:30:00,29 ,       0, 0.29189,0.026481,0.073002
sgpcmbeC1.c1,2004,06 2:30:00,30 ,       0,0.219274,0.016971,0.055071
sgpcmbeC1.c1,2004,06 3:30:00,30 ,       0,0.134467,0.007861,0.030231
sgpcmbeC1.c1,2004,06 4:30:00,30 ,       0, 0.03439,0.001164,0.006276
sgpcmbeC1.c1,2004,06 5:30:00,30 ,0.003786, 17.8523,4.006327,6.034652
sgpcmbeC1.c1,2004,06 6:30:00,30 ,       0,72.79162,20.41668,23.62725
sgpcmbeC1.c1,2004,06 7:30:00,30 , 0.03805,113.3194, 34.9086,36.34231
sgpcmbeC1.c1,2004,06 8:30:00,29 ,       0, 209.207,53.24842,56.00819
sgpcmbeC1.c1,2004,06 9:30:00,28 ,0.064628,243.8828,66.67605,74.87844
sgpcmbeC1.c1,2004,0610:30:00,29 ,0.190898,306.4578, 86.3853,96.09478
sgpcmbeC1.c1,2004,0611:30:00,28 ,0.067001,361.4572,96.84711,105.8432
sgpcmbeC1.c1,2004,0612:30:00,27 ,0.189754,311.2702, 105.648,96.23695
sgpcmbeC1.c1,2004,0613:30:00,28 , 0.09329,337.3734,139.5725,108.9846
sgpcmbeC1.c1,2004,0614:30:00,29 ,0.397399,304.3106,140.1078,102.7686
sgpcmbeC1.c1,2004,0615:30:00,28 ,0.565073,272.4371,112.1468,82.40516
sgpcmbeC1.c1,2004,0616:30:00,28 ,0.121057,191.5149, 93.0439,  61.802
sgpcmbeC1.c1,2004,0617:30:00,28 ,       0,147.6009,61.94083,37.32483
sgpcmbeC1.c1,2004,0618:30:00,29 ,       0,59.33478, 33.0809,18.50641
sgpcmbeC1.c1,2004,0619:30:00,29 ,       0,21.98204,7.282051,7.166293
sgpcmbeC1.c1,2004,0620:30:00,29 ,       0,0.052544,0.003664,0.012186
sgpcmbeC1.c1,2004,0621:30:00,28 ,       0,0.084478, 0.00486,0.018396
sgpcmbeC1.c1,2004,0622:30:00,27 ,       0,0.140853,0.006656,0.027842
sgpcmbeC1.c1,2004,0623:30:00,27 ,       0,0.285255,0.010565,0.054897