datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,09 0:30:00,30 ,       0,  0.1865,0.042742,0.053032
twpcmbeC1.c1,1998,09 1:30:00,30 ,       0,0.207538,0.049162,0.056976
twpcmbeC1.c1,1998,09 2:30:00,30 ,       0,0.217883,0.041759,0.055027
twpcmbeC1.c1,1998,09 3:30:00,30 ,       0, 0.23187, 0.04445,0.054513
twpcmbeC1.c1,1998,09 4:30:00,30 ,       0,0.312509,0.048582,0.088646
twpcmbeC1.c1,1998,09 5:30:00,30 ,       0,1.334999,0.420034, 0.39659
twpcmbeC1.c1,1998,09 6:30:00,30 , 2.27298,61.66994,23.79488,12.06822
twpcmbeC1.c1,1998,09 7:30:00,30 ,5.938201,57.95146,27.15792,14.81916
twpcmbeC1.c1,1998,09 8:30:00,30 ,3.427204,137.0269,37.24522,30.03447
twpcmbeC1.c1,1998,09 9:30:00,30 ,2.334951,109.6521, 44.3279,27.36303
twpcmbeC1.c1,1998,0910:30:00,30 ,2.526847,155.9047,54.82267,40.35965
twpcmbeC1.c1,1998,0911:30:00,30 ,3.020629,159.9289,62.37547,40.79654
twpcmbeC1.c1,1998,0912:30:00,30 ,1.866857,183.7492,65.37682,51.98076
twpcmbeC1.c1,1998,0913:30:00,30 ,1.791108,178.4871,61.62521,46.53138
twpcmbeC1.c1,1998,0914:30:00,30 ,1.886824,114.3742,48.23026,31.92455
twpcmbeC1.c1,1998,0915:30:00,30 ,2.825824,117.1204,42.08952,28.71831
twpcmbeC1.c1,1998,0916:30:00,30 ,4.626835, 57.2878,21.88186,14.56263
twpcmbeC1.c1,1998,0917:30:00,30 ,7.273092,49.67704,24.65536,12.04717
twpcmbeC1.c1,1998,0918:30:00,30 ,       0, 4.39095,2.053134,1.209646
twpcmbeC1.c1,1998,0919:30:00,30 ,       0,0.074057,0.006586,0.020252
twpcmbeC1.c1,1998,0920:30:00,30 ,       0,0.212002,0.020021,0.048861
twpcmbeC1.c1,1998,0921:30:00,30 ,       0,0.201448,0.035741,0.056152
twpcmbeC1.c1,1998,0922:30:00,30 ,       0, 0.15899,0.035777, 0.04922
twpcmbeC1.c1,1998,0923:30:00,30 ,       0,0.134529,0.037741,0.048309