datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2006,08 0:30:00,31 ,       0,0.529224,0.082855,0.161951
twpcmbeC1.c1,2006,08 1:30:00,30 ,       0,0.509772,0.073604,0.150763
twpcmbeC1.c1,2006,08 2:30:00,31 ,       0,0.423858,0.058697,0.127456
twpcmbeC1.c1,2006,08 3:30:00,31 ,       0,0.392757, 0.03869,0.091483
twpcmbeC1.c1,2006,08 4:30:00,31 ,       0,0.253501,0.035289,0.071011
twpcmbeC1.c1,2006,08 5:30:00,31 ,       0,0.097444,0.003143,0.017502
twpcmbeC1.c1,2006,08 6:30:00,31 ,1.439088,43.46017,19.34882,10.18091
twpcmbeC1.c1,2006,08 7:30:00,31 ,2.660711,110.8902,50.02158,30.59936
twpcmbeC1.c1,2006,08 8:30:00,31 ,1.342449,197.9212,68.87588,48.77818
twpcmbeC1.c1,2006,08 9:30:00,31 ,9.479036,299.4388,105.7282,67.48378
twpcmbeC1.c1,2006,0810:30:00,31 ,7.626112,360.5258,149.0646,94.27162
twpcmbeC1.c1,2006,0811:30:00,31 ,11.58696,298.5011, 122.705,85.07533
twpcmbeC1.c1,2006,0812:30:00,31 ,2.171509,284.9314,132.0915,88.39177
twpcmbeC1.c1,2006,0813:30:00,31 , 7.36033,377.9092,146.9471,90.48836
twpcmbeC1.c1,2006,0814:30:00,31 ,5.792097,278.8332,140.0594,76.20254
twpcmbeC1.c1,2006,0815:30:00,31 ,2.574776,232.7684,117.4044,66.21715
twpcmbeC1.c1,2006,0816:30:00,31 ,2.564806,172.5286,81.65014,53.46763
twpcmbeC1.c1,2006,0817:30:00,31 ,3.694969, 88.0849,36.65316,21.44928
twpcmbeC1.c1,2006,0818:30:00,31 ,0.135933,9.243489,4.801857,2.207563
twpcmbeC1.c1,2006,0819:30:00,31 ,       0,0.151413,0.008032,0.031858
twpcmbeC1.c1,2006,0820:30:00,31 ,       0,0.182525,0.014396,0.045448
twpcmbeC1.c1,2006,0821:30:00,31 ,       0,  0.1826, 0.00589,0.032796
twpcmbeC1.c1,2006,0822:30:00,31 ,       0,0.332807,0.024245,0.081189
twpcmbeC1.c1,2006,0823:30:00,31 ,       0,0.495013,0.070093, 0.15233