datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2004,09 0:30:00,30 ,       0,0.090464,0.003016,0.016516
nsacmbeC1.c1,2004,09 1:30:00,30 ,       0,0.226262,0.007543,0.041309
nsacmbeC1.c1,2004,09 2:30:00,30 ,       0,0.000031,1.045E-6,5.722E-6
nsacmbeC1.c1,2004,09 3:30:00,30 ,       0,0.000037,1.233E-6,6.755E-6
nsacmbeC1.c1,2004,09 4:30:00,30 ,       0,0.000043, 1.44E-6,7.887E-6
nsacmbeC1.c1,2004,09 5:30:00,30 ,       0,2.073508,0.215092,0.471806
nsacmbeC1.c1,2004,09 6:30:00,30 ,       0,7.303352,1.771521,1.919547
nsacmbeC1.c1,2004,09 7:30:00,30 ,0.000084,28.92265,5.589961,5.183467
nsacmbeC1.c1,2004,09 8:30:00,30 ,0.000039,28.19099,8.694633,6.095844
nsacmbeC1.c1,2004,09 9:30:00,29 ,1.709028, 37.6874, 13.2216,9.427855
nsacmbeC1.c1,2004,0910:30:00,29 ,1.283881,53.51087,17.74002,12.06958
nsacmbeC1.c1,2004,0911:30:00,29 ,1.134106,60.88974, 20.0619,13.27941
nsacmbeC1.c1,2004,0912:30:00,29 ,0.344134,54.40818,19.22831,13.62581
nsacmbeC1.c1,2004,0913:30:00,29 , 0.24502,71.07249,23.21087,17.41702
nsacmbeC1.c1,2004,0914:30:00,29 ,0.485832,62.49184,20.41439,15.62129
nsacmbeC1.c1,2004,0915:30:00,29 ,3.092222,56.34364,17.53094,13.72541
nsacmbeC1.c1,2004,0916:30:00,29 ,2.046835,46.20627,15.89954,9.356339
nsacmbeC1.c1,2004,0917:30:00,29 ,2.793448,34.48659,  13.931,9.550232
nsacmbeC1.c1,2004,0918:30:00,29 ,1.779693,33.34414, 9.15748,6.580025
nsacmbeC1.c1,2004,0919:30:00,29 ,       0, 18.1957,5.444342,4.817084
nsacmbeC1.c1,2004,0920:30:00,29 ,       0,6.222314,1.309763,1.822408
nsacmbeC1.c1,2004,0921:30:00,30 ,       0,0.774408,0.062376,0.175513
nsacmbeC1.c1,2004,0922:30:00,30 ,       0, 0.00002,6.519E-7,3.571E-6
nsacmbeC1.c1,2004,0923:30:00,30 ,       0,0.204015,0.006801,0.037248