datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,06 0:30:00,26 ,       0,232.8256,51.60835,  77.272
sgpcmbeC1.c1,2007,06 1:30:00,22 ,       0,209.9471,28.55187,57.51334
sgpcmbeC1.c1,2007,06 2:30:00,25 ,       0, 295.951,38.72978, 72.5921
sgpcmbeC1.c1,2007,06 3:30:00,25 ,       0,200.7348,29.52882,51.89072
sgpcmbeC1.c1,2007,06 4:30:00,27 ,       0,151.9855,40.53295,53.87369
sgpcmbeC1.c1,2007,06 5:30:00,26 ,       0,318.3077,40.43237,71.37162
sgpcmbeC1.c1,2007,06 6:30:00,25 ,       0,207.6295,38.39668,60.48062
sgpcmbeC1.c1,2007,06 7:30:00,27 ,       0,266.8932,45.67797,71.04933
sgpcmbeC1.c1,2007,06 8:30:00,27 ,       0,298.6115,43.07992, 70.7116
sgpcmbeC1.c1,2007,06 9:30:00,27 ,       0,249.9121,55.22359,73.93742
sgpcmbeC1.c1,2007,0610:30:00,26 ,       0,224.9336,46.63047,60.73174
sgpcmbeC1.c1,2007,0611:30:00,26 ,       0,328.9368,65.23718,83.43086
sgpcmbeC1.c1,2007,0612:30:00,25 ,       0,194.0161,50.61311, 56.5561
sgpcmbeC1.c1,2007,0613:30:00,25 ,       0,182.5914,56.57268,56.13172
sgpcmbeC1.c1,2007,0614:30:00,25 ,       0,276.2759, 65.8545,73.61938
sgpcmbeC1.c1,2007,0615:30:00,25 ,       0,269.7483,53.46092,67.76002
sgpcmbeC1.c1,2007,0616:30:00,27 ,       0,202.2036,62.83865, 63.9328
sgpcmbeC1.c1,2007,0617:30:00,26 ,       0,173.6336,42.02331,52.70097
sgpcmbeC1.c1,2007,0618:30:00,26 ,       0,246.4286,30.43645,56.34784
sgpcmbeC1.c1,2007,0619:30:00,27 ,       0,255.4425,34.72987,62.99007
sgpcmbeC1.c1,2007,0620:30:00,28 ,       0,253.8656,43.66628,71.85566
sgpcmbeC1.c1,2007,0621:30:00,26 ,       0,211.8457,36.53617,60.20636
sgpcmbeC1.c1,2007,0622:30:00,25 ,       0,209.1646,31.52773,57.89514
sgpcmbeC1.c1,2007,0623:30:00,24 ,       0,103.5009,25.44798,34.99995