datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2000,08 0:30:00,30 ,2.307356,6.663749,4.730112,0.921465 twpcmbeC2.c1,2000,08 1:30:00,30 ,2.525607,6.259445,4.702738,0.874935 twpcmbeC2.c1,2000,08 2:30:00,31 ,2.717664,6.275568,4.743739,0.869093 twpcmbeC2.c1,2000,08 3:30:00,30 , 2.52318,6.250806,4.725451,0.858474 twpcmbeC2.c1,2000,08 4:30:00,30 ,2.619443,6.560607,4.741585,0.882103 twpcmbeC2.c1,2000,08 5:30:00,30 ,2.514564,6.411448,4.719613,0.881111 twpcmbeC2.c1,2000,08 6:30:00,30 , 2.46387,6.318892,4.691662,0.858641 twpcmbeC2.c1,2000,08 7:30:00,30 , 2.53736,6.238862,4.672199,0.837595 twpcmbeC2.c1,2000,08 8:30:00,31 , 2.86614,6.148036,4.676184,0.854401 twpcmbeC2.c1,2000,08 9:30:00,31 ,2.876248,6.151816,4.649432, 0.83899 twpcmbeC2.c1,2000,0810:30:00,31 ,2.781449, 6.2703,4.619636,0.855431 twpcmbeC2.c1,2000,0811:30:00,31 , 2.70803, 6.4763,4.601392,0.863763 twpcmbeC2.c1,2000,0812:30:00,28 ,3.352123,5.926088,4.621969,0.659609 twpcmbeC2.c1,2000,0813:30:00,29 ,3.437675,6.998346,4.684877,0.765403 twpcmbeC2.c1,2000,0814:30:00,28 ,3.428982,6.677553,4.741038, 0.75444 twpcmbeC2.c1,2000,0815:30:00,29 ,3.493398,6.401577,4.765229,0.751966 twpcmbeC2.c1,2000,0816:30:00,29 ,3.467275,6.446424,4.749972,0.713425 twpcmbeC2.c1,2000,0817:30:00,29 ,2.995564,5.612024,4.608768,0.666774 twpcmbeC2.c1,2000,0818:30:00,29 ,2.733952,5.664466,4.626562,0.703279 twpcmbeC2.c1,2000,0819:30:00,30 ,2.695101, 6.61113,4.715562,0.810459 twpcmbeC2.c1,2000,0820:30:00,30 ,2.543071,6.630667,4.749983,0.861354 twpcmbeC2.c1,2000,0821:30:00,30 ,2.418222,6.297886,4.756743,0.856689 twpcmbeC2.c1,2000,0822:30:00,30 , 2.22875,6.132299,4.798694, 0.89232 twpcmbeC2.c1,2000,0823:30:00,29 ,2.224124,6.483312,4.798177,0.918557