datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,06 0:30:00,27 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,06 1:30:00,27 ,       0,0.061387,0.002745,0.011973
sgpcmbeC1.c1,1998,06 2:30:00,27 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,06 3:30:00,27 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,06 4:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,06 5:30:00,28 ,0.000702,17.91427,5.591469,5.084768
sgpcmbeC1.c1,1998,06 6:30:00,28 ,0.056351,149.0747,69.04789,48.69768
sgpcmbeC1.c1,1998,06 7:30:00,28 ,  0.0112,333.6911,169.1555,114.8748
sgpcmbeC1.c1,1998,06 8:30:00,28 ,       0,520.8983,291.8742,187.2796
sgpcmbeC1.c1,1998,06 9:30:00,28 ,       0,679.6265,409.6399,256.5992
sgpcmbeC1.c1,1998,0610:30:00,28 ,0.372406,800.1577,521.8332,287.2494
sgpcmbeC1.c1,1998,0611:30:00,28 ,0.290543,868.3798,601.2165,298.7749
sgpcmbeC1.c1,1998,0612:30:00,28 ,0.472496,882.4057,655.2188,268.0191
sgpcmbeC1.c1,1998,0613:30:00,27 ,3.478485,866.8331,647.4858,231.0816
sgpcmbeC1.c1,1998,0614:30:00,27 ,2.838287,784.2189,541.2062, 231.571
sgpcmbeC1.c1,1998,0615:30:00,27 ,0.011948,650.2203,436.2605,216.4988
sgpcmbeC1.c1,1998,0616:30:00,27 ,0.498474,508.8335, 288.137,176.3517
sgpcmbeC1.c1,1998,0617:30:00,27 ,       0,327.3849, 182.106,114.4514
sgpcmbeC1.c1,1998,0618:30:00,26 ,       0,145.0805,74.76041,42.01815
sgpcmbeC1.c1,1998,0619:30:00,26 ,0.000441,18.27121,7.681188,5.764054
sgpcmbeC1.c1,1998,0620:30:00,26 ,       0, 0.00007,2.701E-6,0.000014
sgpcmbeC1.c1,1998,0621:30:00,26 ,       0,0.001492,0.000057,0.000293
sgpcmbeC1.c1,1998,0622:30:00,26 ,       0,0.019214,0.000739,0.003768
sgpcmbeC1.c1,1998,0623:30:00,27 ,       0,0.016791,0.000622,0.003231