datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2007,06 0:30:00,30 ,0.366841,4.560738,1.140049,0.826073 twpcmbeC2.c1,2007,06 1:30:00,30 ,0.312724,1.495543,0.793985,0.336341 twpcmbeC2.c1,2007,06 2:30:00,30 ,0.199593,3.546432,1.091356, 0.68687 twpcmbeC2.c1,2007,06 3:30:00,30 ,0.312517,5.115535,0.896563,0.854355 twpcmbeC2.c1,2007,06 4:30:00,30 , 0.21164,2.599487,0.953374, 0.54448 twpcmbeC2.c1,2007,06 5:30:00,30 ,0.232447, 2.29297,0.970773,0.494725 twpcmbeC2.c1,2007,06 6:30:00,30 ,0.321203,2.425719,0.829458,0.455145 twpcmbeC2.c1,2007,06 7:30:00,30 ,2.122775,8.568987,5.328508,1.643661 twpcmbeC2.c1,2007,06 8:30:00,30 ,2.079589,10.34622,6.843667,1.601317 twpcmbeC2.c1,2007,06 9:30:00,30 ,4.334162,14.71846,8.109642,2.611051 twpcmbeC2.c1,2007,0610:30:00,30 ,2.339402,16.81616, 8.67165,3.903202 twpcmbeC2.c1,2007,0611:30:00,30 ,3.363843,20.45887,8.752521,4.761983 twpcmbeC2.c1,2007,0612:30:00,30 , 2.76575,22.21474,9.246662,5.103296 twpcmbeC2.c1,2007,0613:30:00,30 ,2.934401,17.24217, 8.34982,4.044215 twpcmbeC2.c1,2007,0614:30:00,30 ,2.649709,21.99208,8.222716,4.839688 twpcmbeC2.c1,2007,0615:30:00,30 ,3.884405,23.85537, 8.35941,4.286884 twpcmbeC2.c1,2007,0616:30:00,30 ,4.331405,14.91546,7.412776,2.304194 twpcmbeC2.c1,2007,0617:30:00,30 ,3.445975,14.88981,6.516727,2.057587 twpcmbeC2.c1,2007,0618:30:00,30 ,0.735577,8.914573,5.261934,1.597683 twpcmbeC2.c1,2007,0619:30:00,30 ,0.488737,2.684293,1.402815,0.599845 twpcmbeC2.c1,2007,0620:30:00,30 ,0.434433,1.978811,0.979266,0.397835 twpcmbeC2.c1,2007,0621:30:00,30 ,0.331708,2.930123,0.944082, 0.51555 twpcmbeC2.c1,2007,0622:30:00,30 ,0.233112,2.521355,0.819041,0.483317 twpcmbeC2.c1,2007,0623:30:00,30 ,0.229277, 2.91637,0.971117,0.604228