datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,06 0:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 1:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 2:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,06 5:30:00,30 ,       0,31.34461,13.30263,8.810397
sgpcmbeC1.c1,2000,06 6:30:00,30 ,4.957375, 130.384,62.92586,31.99137
sgpcmbeC1.c1,2000,06 7:30:00,30 ,33.39673,223.7459,111.9595,55.95963
sgpcmbeC1.c1,2000,06 8:30:00,30 ,49.03783, 278.392,146.0545,58.13755
sgpcmbeC1.c1,2000,06 9:30:00,30 ,87.78915, 385.521,198.9449,90.58121
sgpcmbeC1.c1,2000,0610:30:00,30 ,54.75818,418.2075,238.6836,116.5354
sgpcmbeC1.c1,2000,0611:30:00,30 , 85.3754, 611.606,263.1902,143.7634
sgpcmbeC1.c1,2000,0612:30:00,30 ,89.20972,539.9554,303.6059,143.7611
sgpcmbeC1.c1,2000,0613:30:00,30 , 44.5898,505.5013,266.1699,134.1081
sgpcmbeC1.c1,2000,0614:30:00,30 ,77.47717,474.4859,251.4114, 109.201
sgpcmbeC1.c1,2000,0615:30:00,30 ,97.91009,388.4778,237.1586,88.27123
sgpcmbeC1.c1,2000,0616:30:00,30 ,46.72817,312.4714,182.5081,66.30271
sgpcmbeC1.c1,2000,0617:30:00,30 ,31.73199,237.2382,129.6184,45.20043
sgpcmbeC1.c1,2000,0618:30:00,30 ,20.16038,112.6622,68.33122,22.44271
sgpcmbeC1.c1,2000,0619:30:00,30 ,1.045407,28.88442,16.30723,6.865522
sgpcmbeC1.c1,2000,0620:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0621:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0622:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0623:30:00,30 ,       0,       0,       0,       0