datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1997,03 0:30:00,30 ,0.423709,12.13816, 4.93059,3.522793 twpcmbeC1.c1,1997,03 1:30:00,30 ,0.340949,10.55722,4.420179,3.263458 twpcmbeC1.c1,1997,03 2:30:00,30 ,0.431638,11.71833,4.704358,3.034213 twpcmbeC1.c1,1997,03 3:30:00,30 ,0.292016,12.03101,5.072397,3.643431 twpcmbeC1.c1,1997,03 4:30:00,30 ,0.318322, 11.2039,4.648957,3.205176 twpcmbeC1.c1,1997,03 5:30:00,30 ,0.374854,11.45403,5.497653,3.431281 twpcmbeC1.c1,1997,03 6:30:00,30 ,0.539065,13.01028,4.260536, 3.14573 twpcmbeC1.c1,1997,03 7:30:00,30 ,0.722943,14.82578, 4.84125,3.252232 twpcmbeC1.c1,1997,03 8:30:00,31 ,0.992841,13.97998,5.466494,3.561317 twpcmbeC1.c1,1997,03 9:30:00,31 ,0.961718, 19.9218,5.856166,4.294769 twpcmbeC1.c1,1997,0310:30:00,31 ,0.876075,15.24871,4.906107,3.207715 twpcmbeC1.c1,1997,0311:30:00,31 ,1.035551,16.01454,5.945648,3.501611 twpcmbeC1.c1,1997,0312:30:00,31 ,0.807174,11.20824,5.189176,2.635387 twpcmbeC1.c1,1997,0313:30:00,31 ,0.903591, 9.69902,4.321184, 2.43433 twpcmbeC1.c1,1997,0314:30:00,31 ,0.580701,11.08946,4.317683,3.364195 twpcmbeC1.c1,1997,0315:30:00,31 ,0.695569,10.91976,5.320034,3.212982 twpcmbeC1.c1,1997,0316:30:00,31 ,1.014398, 10.5103,4.811693,2.754626 twpcmbeC1.c1,1997,0317:30:00,31 ,1.105564,13.57819,5.566595,3.811687 twpcmbeC1.c1,1997,0318:30:00,31 , 0.84071,12.32048,6.054554,3.682349 twpcmbeC1.c1,1997,0319:30:00,31 ,0.499025,12.13576,5.958868,3.569771 twpcmbeC1.c1,1997,0320:30:00,31 ,0.328635,13.96993, 5.25626,3.839647 twpcmbeC1.c1,1997,0321:30:00,31 ,0.355459,13.58423,5.876528,3.950314 twpcmbeC1.c1,1997,0322:30:00,31 ,0.470249,12.53947,5.629393,3.666018 twpcmbeC1.c1,1997,0323:30:00,31 ,0.370875,16.60804, 5.19057,3.841673