datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2001,04 0:30:00,27 , 0.32824,111.1848,23.65078,27.13182
twpcmbeC2.c1,2001,04 1:30:00,26 ,1.052394,84.24185,21.68464,21.35067
twpcmbeC2.c1,2001,04 2:30:00,24 ,       0,76.80994, 21.3352,22.38329
twpcmbeC2.c1,2001,04 3:30:00,25 ,0.091282,67.01279,17.06873,17.51572
twpcmbeC2.c1,2001,04 4:30:00,25 ,0.091822,65.94779,20.47107,20.53689
twpcmbeC2.c1,2001,04 5:30:00,25 ,0.044638,59.62369,16.49721, 16.3879
twpcmbeC2.c1,2001,04 6:30:00,25 ,0.515517,46.91957,14.73263,14.40043
twpcmbeC2.c1,2001,04 7:30:00,25 ,0.010215,51.49612,10.13613,11.57231
twpcmbeC2.c1,2001,04 8:30:00,25 ,       0,43.19493,11.83569,12.86372
twpcmbeC2.c1,2001,04 9:30:00,25 ,       0,24.85025,9.625104,8.067131
twpcmbeC2.c1,2001,0410:30:00,27 ,0.585606,71.18835,19.17305,  19.677
twpcmbeC2.c1,2001,0411:30:00,27 ,0.377829,58.65906,16.10471,13.99764
twpcmbeC2.c1,2001,0412:30:00,28 ,       0,  63.696,17.03843,14.93421
twpcmbeC2.c1,2001,0413:30:00,28 ,       0,85.14541,19.81753,21.25049
twpcmbeC2.c1,2001,0414:30:00,28 , 0.06041,66.06915,19.07186,15.66605
twpcmbeC2.c1,2001,0415:30:00,28 ,1.615775, 74.6017,19.91319,20.90867
twpcmbeC2.c1,2001,0416:30:00,28 ,0.007388,68.04823,18.15995,17.74708
twpcmbeC2.c1,2001,0417:30:00,28 ,       0,43.81261,16.11558,14.85534
twpcmbeC2.c1,2001,0418:30:00,28 ,       0,104.3346,15.19671,21.08861
twpcmbeC2.c1,2001,0419:30:00,28 ,       0,93.46309, 13.2868,22.34589
twpcmbeC2.c1,2001,0420:30:00,28 ,       0,139.7004,14.33246,27.01618
twpcmbeC2.c1,2001,0421:30:00,28 ,       0,51.49805,11.86225,13.91739
twpcmbeC2.c1,2001,0422:30:00,28 ,       0,145.2531,18.60992,30.77196
twpcmbeC2.c1,2001,0423:30:00,28 ,0.208839,60.57121,20.72586,19.00267