datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,09 0:30:00,30 ,       0,0.069592,0.005778,0.013532
twpcmbeC1.c1,2001,09 1:30:00,30 ,       0,0.020847,0.003378, 0.00527
twpcmbeC1.c1,2001,09 2:30:00,30 ,       0,   0.104,0.007946,0.019621
twpcmbeC1.c1,2001,09 3:30:00,30 ,       0,0.046333,0.003399, 0.00869
twpcmbeC1.c1,2001,09 4:30:00,30 ,       0,0.025167,0.002269,0.005465
twpcmbeC1.c1,2001,09 5:30:00,30 ,       0,0.467896,0.130742,0.134037
twpcmbeC1.c1,2001,09 6:30:00,30 ,7.171763,79.04443,33.03281,14.81285
twpcmbeC1.c1,2001,09 7:30:00,30 , 16.9247,177.4753,106.6905,41.75088
twpcmbeC1.c1,2001,09 8:30:00,30 ,34.54057,333.6701,176.6949,73.81163
twpcmbeC1.c1,2001,09 9:30:00,30 ,59.24469,438.7397,241.2121, 106.506
twpcmbeC1.c1,2001,0910:30:00,30 ,89.93933,544.3715, 281.575, 123.653
twpcmbeC1.c1,2001,0911:30:00,30 ,101.8025,563.1414,311.5122, 138.044
twpcmbeC1.c1,2001,0912:30:00,30 ,26.27149,521.7479,297.6868,134.9791
twpcmbeC1.c1,2001,0913:30:00,30 ,105.5645,558.8897,290.9688,135.2193
twpcmbeC1.c1,2001,0914:30:00,30 ,87.43843,464.3212,257.0218,107.1334
twpcmbeC1.c1,2001,0915:30:00,30 ,63.54364,323.8566,190.8521, 77.8748
twpcmbeC1.c1,2001,0916:30:00,30 ,50.73313,208.7687,135.0931, 41.8471
twpcmbeC1.c1,2001,0917:30:00,30 ,19.09988,72.70338,45.40988,13.14437
twpcmbeC1.c1,2001,0918:30:00,30 ,0.150033, 2.98052,  1.1889,0.614804
twpcmbeC1.c1,2001,0919:30:00,30 ,       0,0.092381,0.004853,0.017891
twpcmbeC1.c1,2001,0920:30:00,30 ,       0,   0.039,0.003301,0.008441
twpcmbeC1.c1,2001,0921:30:00,30 ,       0,0.013036, 0.00114,0.003098
twpcmbeC1.c1,2001,0922:30:00,30 ,       0,  0.0165,0.001706,0.003538
twpcmbeC1.c1,2001,0923:30:00,30 ,       0, 0.01027,0.001995,0.003178