datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,1999,07 0:30:00,29 ,       0,108.7995,25.11812,27.70808
twpcmbeC2.c1,1999,07 1:30:00,29 ,       0,75.54819,20.65796, 19.7561
twpcmbeC2.c1,1999,07 2:30:00,28 ,       0,74.91321,22.64287,19.99899
twpcmbeC2.c1,1999,07 3:30:00,27 ,       0,83.40702,19.46606, 18.0627
twpcmbeC2.c1,1999,07 4:30:00,27 ,       0,57.80574, 21.7352,18.26057
twpcmbeC2.c1,1999,07 5:30:00,26 ,       0, 87.2952,23.80565,22.82715
twpcmbeC2.c1,1999,07 6:30:00,26 ,       0,97.16854,16.85478,20.67602
twpcmbeC2.c1,1999,07 7:30:00,26 ,       0,63.33253,12.50327,12.86101
twpcmbeC2.c1,1999,07 8:30:00,28 ,       0,84.05537, 18.3374,17.40296
twpcmbeC2.c1,1999,07 9:30:00,29 ,       0,124.1106, 23.4359,26.08995
twpcmbeC2.c1,1999,0710:30:00,28 ,       0,102.6128,23.59236,27.73222
twpcmbeC2.c1,1999,0711:30:00,27 ,       0,53.78999,22.13442,16.54759
twpcmbeC2.c1,1999,0712:30:00,26 ,       0,75.33704,23.91756,16.50583
twpcmbeC2.c1,1999,0713:30:00,26 ,2.432292,86.20945,27.66527,21.20838
twpcmbeC2.c1,1999,0714:30:00,27 ,0.036457,155.9752,24.03851,30.18428
twpcmbeC2.c1,1999,0715:30:00,28 ,1.007811,159.9097,34.58222,37.16931
twpcmbeC2.c1,1999,0716:30:00,28 ,       0,136.2161,31.47654,34.02753
twpcmbeC2.c1,1999,0717:30:00,28 ,       0,61.72288,18.22232,15.80784
twpcmbeC2.c1,1999,0718:30:00,28 ,       0, 57.4398,14.77928,14.30061
twpcmbeC2.c1,1999,0719:30:00,29 ,       0,53.41335,15.88609,15.35158
twpcmbeC2.c1,1999,0720:30:00,29 ,       0,69.50947,19.40352,17.91249
twpcmbeC2.c1,1999,0721:30:00,28 ,       0, 85.9249,19.36898,21.03692
twpcmbeC2.c1,1999,0722:30:00,29 ,       0,84.88544, 27.3305,23.49854
twpcmbeC2.c1,1999,0723:30:00,29 ,       0,132.9882,29.31402, 36.0792