datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2006,06 0:30:00,30 ,0.352993, 13.4215,4.599301,3.373181 twpcmbeC2.c1,2006,06 1:30:00,30 ,0.499565,14.45761,4.894848,3.519157 twpcmbeC2.c1,2006,06 2:30:00,30 , 0.34044,11.95419,4.199394,3.262237 twpcmbeC2.c1,2006,06 3:30:00,30 ,0.385809,13.58557,4.161417,3.594176 twpcmbeC2.c1,2006,06 4:30:00,30 ,0.378903,10.73418,3.784578,2.953291 twpcmbeC2.c1,2006,06 5:30:00,30 ,0.686689,15.29408,4.284076,4.101563 twpcmbeC2.c1,2006,06 6:30:00,30 ,0.272007,13.63888,4.196694,3.367645 twpcmbeC2.c1,2006,06 7:30:00,29 ,0.641621, 12.5125,3.544867,2.690579 twpcmbeC2.c1,2006,06 8:30:00,29 ,0.792277,10.00563,4.051834,2.272596 twpcmbeC2.c1,2006,06 9:30:00,30 ,0.597671,14.48229,4.572915,3.041913 twpcmbeC2.c1,2006,0610:30:00,30 ,0.416324,13.09481,4.182022,2.593122 twpcmbeC2.c1,2006,0611:30:00,30 ,0.704925,10.57879,4.226699,2.390158 twpcmbeC2.c1,2006,0612:30:00,30 ,1.507992,11.21864,4.037658,2.631821 twpcmbeC2.c1,2006,0613:30:00,30 ,1.349376,10.13055,4.946043,2.499749 twpcmbeC2.c1,2006,0614:30:00,30 ,1.283732, 12.7033,4.870633,2.779422 twpcmbeC2.c1,2006,0615:30:00,30 ,1.239894, 12.0227,4.651083,2.596412 twpcmbeC2.c1,2006,0616:30:00,30 ,1.180125,17.34682,5.881241,3.898739 twpcmbeC2.c1,2006,0617:30:00,30 ,0.836145,11.76058,4.651297,3.003767 twpcmbeC2.c1,2006,0618:30:00,30 ,0.661258,11.36698,4.603784,2.907216 twpcmbeC2.c1,2006,0619:30:00,30 ,0.378617,13.32953, 4.08457,3.395442 twpcmbeC2.c1,2006,0620:30:00,30 ,0.372845, 13.8507,4.327475,3.229386 twpcmbeC2.c1,2006,0621:30:00,30 ,0.219193,10.92463,4.013918,2.890911 twpcmbeC2.c1,2006,0622:30:00,30 , 0.4043, 11.0003,3.551107,2.997727 twpcmbeC2.c1,2006,0623:30:00,30 ,0.415703,10.91228,3.784127,3.108497