datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,09 0:30:00,27 ,       0,364.7406,49.29787,81.04459
twpcmbeC2.c1,2002,09 1:30:00,26 ,       0,180.2373,41.86765,54.03646
twpcmbeC2.c1,2002,09 2:30:00,26 ,       0,215.9333,49.77057,61.46308
twpcmbeC2.c1,2002,09 3:30:00,26 ,       0,311.5282,42.10595, 66.7734
twpcmbeC2.c1,2002,09 4:30:00,28 ,       0,331.3994,42.60211,77.76651
twpcmbeC2.c1,2002,09 5:30:00,27 ,       0,292.3637,44.18605, 73.5964
twpcmbeC2.c1,2002,09 6:30:00,27 ,0.079989,248.9273,40.05582,74.85721
twpcmbeC2.c1,2002,09 7:30:00,28 ,0.014482,447.6885,44.96911,109.9512
twpcmbeC2.c1,2002,09 8:30:00,26 ,       0,373.8418,27.39682, 74.3835
twpcmbeC2.c1,2002,09 9:30:00,27 ,       0,230.2291,26.58862,58.86973
twpcmbeC2.c1,2002,0910:30:00,27 ,       0,173.3795,21.09738,40.02328
twpcmbeC2.c1,2002,0911:30:00,25 ,       0,86.54095,15.19839,20.79605
twpcmbeC2.c1,2002,0912:30:00,26 ,       0,223.9453,35.16671,57.68353
twpcmbeC2.c1,2002,0913:30:00,27 ,       0,252.4118,33.21928,64.89959
twpcmbeC2.c1,2002,0914:30:00,26 ,       0,323.5686,26.79673,68.99827
twpcmbeC2.c1,2002,0915:30:00,27 ,       0,339.7809,44.86056,76.19561
twpcmbeC2.c1,2002,0916:30:00,26 ,       0, 453.687,51.06745,98.17096
twpcmbeC2.c1,2002,0917:30:00,24 ,       0,156.8819,28.31921,43.38666
twpcmbeC2.c1,2002,0918:30:00,24 ,       0,137.9832,27.28591,35.50207
twpcmbeC2.c1,2002,0919:30:00,27 ,       0,204.7791,32.05492, 49.6407
twpcmbeC2.c1,2002,0920:30:00,28 ,       0,189.0449,35.53599,46.48169
twpcmbeC2.c1,2002,0921:30:00,26 ,       0,  378.53,39.86741,89.20084
twpcmbeC2.c1,2002,0922:30:00,25 ,       0,276.2079, 45.1106,75.77847
twpcmbeC2.c1,2002,0923:30:00,23 ,       0,160.7099,23.21842,39.94796