datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,1998,05 0:30:00,19 ,       0,11.81043,1.689877,3.185486
nsacmbeC1.c1,1998,05 1:30:00,18 ,       0,2.617327,0.430415,0.777278
nsacmbeC1.c1,1998,05 2:30:00,21 ,       0,6.571278,0.511552,1.529515
nsacmbeC1.c1,1998,05 3:30:00,23 ,       0,20.01282,2.699406,4.813539
nsacmbeC1.c1,1998,05 4:30:00,27 ,0.003547,21.47447,3.469794,5.185829
nsacmbeC1.c1,1998,05 5:30:00,29 ,       0,55.80029,5.637428,10.80952
nsacmbeC1.c1,1998,05 6:30:00,29 ,0.015566,58.59732,6.820982,12.05969
nsacmbeC1.c1,1998,05 7:30:00,29 , 0.12654,72.43812,13.27248,19.64423
nsacmbeC1.c1,1998,05 8:30:00,29 ,0.126192,58.97846,11.92206,16.27173
nsacmbeC1.c1,1998,05 9:30:00,28 ,0.212792,167.4832,22.34787,36.06157
nsacmbeC1.c1,1998,0510:30:00,28 , 0.07549,136.7516,21.50217,31.95205
nsacmbeC1.c1,1998,0511:30:00,28 ,0.344455,120.3228,23.35478,28.96457
nsacmbeC1.c1,1998,0512:30:00,28 ,0.194978,178.9563,34.43131,49.51414
nsacmbeC1.c1,1998,0513:30:00,28 ,0.167006,156.9185,31.80333,45.85904
nsacmbeC1.c1,1998,0514:30:00,28 ,0.286662, 245.371,43.80105,62.39766
nsacmbeC1.c1,1998,0515:30:00,29 ,0.253812,127.4633,23.07045,35.25094
nsacmbeC1.c1,1998,0516:30:00,27 ,0.198885,154.4782,19.27611,36.33267
nsacmbeC1.c1,1998,0517:30:00,28 ,0.156651,67.22485,8.996936,13.68974
nsacmbeC1.c1,1998,0518:30:00,28 ,0.036941,84.93526,9.497615,20.47022
nsacmbeC1.c1,1998,0519:30:00,27 , 0.02672,67.10058,7.341591,14.52034
nsacmbeC1.c1,1998,0520:30:00,28 ,       0,46.70927,5.725167,11.50286
nsacmbeC1.c1,1998,0521:30:00,27 ,       0,29.92098,3.765732,6.411988
nsacmbeC1.c1,1998,0522:30:00,24 ,       0,30.39767,3.123115,6.530717
nsacmbeC1.c1,1998,0523:30:00,23 ,       0,12.99699, 2.47486,3.633658