datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,2005,03 0:30:00,31 ,0.487131,12.16531,3.685026,2.779427 twpcmbeC1.c1,2005,03 1:30:00,31 ,0.575486,11.24431,4.100874,2.972729 twpcmbeC1.c1,2005,03 2:30:00,31 ,0.451789,15.14969, 4.14851, 4.30094 twpcmbeC1.c1,2005,03 3:30:00,31 ,0.667101,9.501413,3.172879,2.351246 twpcmbeC1.c1,2005,03 4:30:00,31 ,0.518046,14.26235,3.763543,3.581335 twpcmbeC1.c1,2005,03 5:30:00,31 ,0.493674,14.42764,4.083535,3.568983 twpcmbeC1.c1,2005,03 6:30:00,31 ,0.456016,10.20025,3.398949,2.646793 twpcmbeC1.c1,2005,03 7:30:00,31 ,0.446437,12.03695,4.063046,2.936691 twpcmbeC1.c1,2005,03 8:30:00,31 ,0.896969,14.13395,3.862838,2.909185 twpcmbeC1.c1,2005,03 9:30:00,31 ,0.685375,14.80194,4.740073,3.845629 twpcmbeC1.c1,2005,0310:30:00,31 ,0.991482,10.70203,4.121809,2.586106 twpcmbeC1.c1,2005,0311:30:00,31 ,0.996456,13.58675,4.691844,2.571095 twpcmbeC1.c1,2005,0312:30:00,31 ,0.469219,8.947761,4.375988,2.304622 twpcmbeC1.c1,2005,0313:30:00,31 ,0.868241,11.81396,4.596832,2.812075 twpcmbeC1.c1,2005,0314:30:00,31 ,0.934494,11.52279,5.399017,3.130839 twpcmbeC1.c1,2005,0315:30:00,31 ,0.870101,15.19934,4.730361,3.177714 twpcmbeC1.c1,2005,0316:30:00,31 ,0.373915,13.97946,4.943157, 3.53832 twpcmbeC1.c1,2005,0317:30:00,31 , 0.53775,17.91409, 5.14747,3.903886 twpcmbeC1.c1,2005,0318:30:00,31 ,0.659847,13.31463,4.430264,3.721757 twpcmbeC1.c1,2005,0319:30:00,31 ,0.550239,14.36317, 4.07976,3.240114 twpcmbeC1.c1,2005,0320:30:00,31 ,0.528908,12.47874,3.583827,3.118602 twpcmbeC1.c1,2005,0321:30:00,31 , 0.40213,15.36086,4.726268,3.917067 twpcmbeC1.c1,2005,0322:30:00,31 ,0.646795,12.69168,3.912617,3.202632 twpcmbeC1.c1,2005,0323:30:00,31 ,0.423432,12.78398,4.451441,3.231322