datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,04 0:30:00,30 ,       0,1.113904,0.114662, 0.27451
sgpcmbeC1.c1,2000,04 1:30:00,30 ,       0,1.491095, 0.16166,0.380424
sgpcmbeC1.c1,2000,04 2:30:00,30 ,       0,1.269107,0.140803,0.329273
sgpcmbeC1.c1,2000,04 3:30:00,30 ,       0,1.413602,0.157791,0.364898
sgpcmbeC1.c1,2000,04 4:30:00,30 ,       0,1.550683, 0.13645,0.341238
sgpcmbeC1.c1,2000,04 5:30:00,30 ,       0, 2.91877,0.733573,0.862553
sgpcmbeC1.c1,2000,04 6:30:00,27 ,1.864742,98.75613,45.09011,29.62724
sgpcmbeC1.c1,2000,04 7:30:00,25 ,8.527938,308.9048,175.2869,87.35844
sgpcmbeC1.c1,2000,04 8:30:00,25 ,52.64919,529.3997, 336.144,154.7625
sgpcmbeC1.c1,2000,04 9:30:00,26 , 47.4752,716.7797,506.2288,226.0228
sgpcmbeC1.c1,2000,0410:30:00,24 ,68.75349,860.1557,648.7348,257.4107
sgpcmbeC1.c1,2000,0411:30:00,24 ,72.03536,929.7627,721.1997,272.0275
sgpcmbeC1.c1,2000,0412:30:00,24 ,102.5538,965.4793,788.5524,246.6198
sgpcmbeC1.c1,2000,0413:30:00,25 ,28.16781,971.7198,737.5989,273.7801
sgpcmbeC1.c1,2000,0414:30:00,23 ,152.5708,850.5403,674.3737,193.2734
sgpcmbeC1.c1,2000,0415:30:00,24 ,0.076242, 701.669,498.3502,215.2126
sgpcmbeC1.c1,2000,0416:30:00,24 ,       0,505.7248,328.5405,170.8395
sgpcmbeC1.c1,2000,0417:30:00,25 ,0.130459,291.5119,189.0464, 91.7344
sgpcmbeC1.c1,2000,0418:30:00,27 ,       0,87.82081,49.30291,24.66708
sgpcmbeC1.c1,2000,0419:30:00,30 ,       0,1.910774,0.579519,0.600912
sgpcmbeC1.c1,2000,0420:30:00,30 ,       0,0.619475,0.079469,0.179404
sgpcmbeC1.c1,2000,0421:30:00,30 ,       0,1.969892,0.168849, 0.42329
sgpcmbeC1.c1,2000,0422:30:00,30 ,       0,1.075941,0.160762,0.300288
sgpcmbeC1.c1,2000,0423:30:00,30 ,       0,1.826757,0.227821,0.485443