datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,09 0:30:00,29 ,       0,0.009695,0.000334,  0.0018
twpcmbeC2.c1,2004,09 1:30:00,29 ,       0,0.001939,0.000067, 0.00036
twpcmbeC2.c1,2004,09 2:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,09 3:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,09 4:30:00,30 ,       0,0.009441,0.000364,0.001736
twpcmbeC2.c1,2004,09 5:30:00,30 ,       0,0.006669,0.000241,0.001218
twpcmbeC2.c1,2004,09 6:30:00,30 ,2.517911,9.657863,5.226561,1.849058
twpcmbeC2.c1,2004,09 7:30:00,30 ,8.253018,66.48829,25.01342,13.23324
twpcmbeC2.c1,2004,09 8:30:00,30 ,2.246534,94.21968,31.72986,19.99328
twpcmbeC2.c1,2004,09 9:30:00,30 ,2.579628,93.22617,39.44415,25.95177
twpcmbeC2.c1,2004,0910:30:00,30 ,12.65843, 155.647,55.06912,30.67409
twpcmbeC2.c1,2004,0911:30:00,30 ,22.16237,165.7492, 63.0334,37.85406
twpcmbeC2.c1,2004,0912:30:00,30 ,6.856738, 114.164,60.40604,28.18505
twpcmbeC2.c1,2004,0913:30:00,30 ,6.854161,184.9208,62.84786,39.75442
twpcmbeC2.c1,2004,0914:30:00,30 ,2.717301,146.4538,49.67873,34.07688
twpcmbeC2.c1,2004,0915:30:00,30 ,7.445184,154.6666,46.31033,30.54048
twpcmbeC2.c1,2004,0916:30:00,30 ,12.45109,67.82734,33.26793,13.92721
twpcmbeC2.c1,2004,0917:30:00,30 ,2.493963,90.65421,33.68122,20.35069
twpcmbeC2.c1,2004,0918:30:00,30 ,2.137589, 35.3814,22.12397,7.167783
twpcmbeC2.c1,2004,0919:30:00,30 ,       0,1.146714, 0.14128,0.267157
twpcmbeC2.c1,2004,0920:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0921:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0922:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2004,0923:30:00,30 ,       0,0.007142,0.000238,0.001304