datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,08 0:30:00,31 ,       0,0.583989,0.239022,0.155075
twpcmbeC1.c1,2001,08 1:30:00,28 ,       0,0.641489, 0.29793,0.180249
twpcmbeC1.c1,2001,08 2:30:00,29 ,       0,0.642685, 0.28238,0.155592
twpcmbeC1.c1,2001,08 3:30:00,31 ,       0,0.495438,0.213249,0.149515
twpcmbeC1.c1,2001,08 4:30:00,30 ,       0,0.356892,0.080734,0.116746
twpcmbeC1.c1,2001,08 5:30:00,31 ,       0,0.104024,0.010208,0.025973
twpcmbeC1.c1,2001,08 6:30:00,31 ,0.002694,28.68166,6.195101,9.085054
twpcmbeC1.c1,2001,08 7:30:00,31 ,0.088128,96.11444,30.45263, 33.2427
twpcmbeC1.c1,2001,08 8:30:00,31 ,0.220429,184.9571,68.22902,70.17998
twpcmbeC1.c1,2001,08 9:30:00,30 ,       0,242.2824,83.74176,82.34265
twpcmbeC1.c1,2001,0810:30:00,27 ,       0,272.4751,89.42736,91.60123
twpcmbeC1.c1,2001,0811:30:00,28 ,0.109196,  272.84,89.06198,93.90674
twpcmbeC1.c1,2001,0812:30:00,29 ,0.208247,349.4211,107.3608,115.6656
twpcmbeC1.c1,2001,0813:30:00,29 ,0.673563, 321.695,117.2589,114.2626
twpcmbeC1.c1,2001,0814:30:00,30 ,0.219603,239.9199,75.96839,76.31498
twpcmbeC1.c1,2001,0815:30:00,29 ,       0, 222.695,83.85121,78.11113
twpcmbeC1.c1,2001,0816:30:00,30 ,       0, 129.259,48.39202,45.37071
twpcmbeC1.c1,2001,0817:30:00,30 ,       0,61.87505,21.32212,24.34972
twpcmbeC1.c1,2001,0818:30:00,31 ,       0,1.328956,0.278159,0.388352
twpcmbeC1.c1,2001,0819:30:00,31 ,       0,0.259991,0.027886,0.076257
twpcmbeC1.c1,2001,0820:30:00,31 ,       0,0.312101,0.057876,0.098258
twpcmbeC1.c1,2001,0821:30:00,31 ,       0,0.445292,0.129844,0.165482
twpcmbeC1.c1,2001,0822:30:00,31 ,       0, 0.52793,0.145035,0.169653
twpcmbeC1.c1,2001,0823:30:00,31 ,       0,0.574846,0.191115,0.175356