datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,06 0:30:00,30 ,390.3379,443.2311,415.6216,16.72114
sgpcmbeC1.c1,2004,06 1:30:00,30 ,388.4522,443.6747,413.8238,  16.674
sgpcmbeC1.c1,2004,06 2:30:00,30 ,384.5433, 439.737,412.1842,16.37924
sgpcmbeC1.c1,2004,06 3:30:00,30 , 376.515,440.0314,409.0109,15.57865
sgpcmbeC1.c1,2004,06 4:30:00,30 , 372.802, 437.479,407.5045,15.86912
sgpcmbeC1.c1,2004,06 5:30:00,30 ,377.6794,435.5139,407.5926,15.62704
sgpcmbeC1.c1,2004,06 6:30:00,30 ,392.0899,443.2049,414.5751, 14.4736
sgpcmbeC1.c1,2004,06 7:30:00,30 , 396.709,458.7537,424.4613,15.97105
sgpcmbeC1.c1,2004,06 8:30:00,29 ,397.7201,477.5949,436.5434,20.88257
sgpcmbeC1.c1,2004,06 9:30:00,29 ,398.0614,493.9852,447.6063,25.80029
sgpcmbeC1.c1,2004,0610:30:00,29 ,404.2911,507.8589,457.5175,27.53129
sgpcmbeC1.c1,2004,0611:30:00,29 , 403.601,516.1016,  465.78,29.07481
sgpcmbeC1.c1,2004,0612:30:00,29 ,389.8528,522.5088,472.2428,33.47599
sgpcmbeC1.c1,2004,0613:30:00,29 ,394.7149,523.8252,477.1003,30.65015
sgpcmbeC1.c1,2004,0614:30:00,29 ,403.3932,518.5518,478.8426,26.85966
sgpcmbeC1.c1,2004,0615:30:00,29 ,433.0824,  514.83,477.2053,21.51151
sgpcmbeC1.c1,2004,0616:30:00,29 ,434.6233,506.3996, 470.712, 19.7855
sgpcmbeC1.c1,2004,0617:30:00,29 ,428.0465,496.1006,463.6737,18.54052
sgpcmbeC1.c1,2004,0618:30:00,29 , 414.039,485.1228,454.0748,17.53299
sgpcmbeC1.c1,2004,0619:30:00,29 ,407.1435,472.7227,440.1313, 17.1303
sgpcmbeC1.c1,2004,0620:30:00,29 ,399.5826,459.9683,429.5794,17.52554
sgpcmbeC1.c1,2004,0621:30:00,29 ,394.6677,455.3954,424.8641,17.70235
sgpcmbeC1.c1,2004,0622:30:00,29 ,393.2538,452.1893,421.7452,17.93099
sgpcmbeC1.c1,2004,0623:30:00,29 ,  392.26,447.0734,419.5003,17.46406