datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,01 0:30:00,31 ,       0,0.889064,0.068852,0.160824
twpcmbeC1.c1,1998,01 1:30:00,31 ,       0,1.113059,0.090348,0.206896
twpcmbeC1.c1,1998,01 2:30:00,31 ,       0,0.678811,0.081151,0.159622
twpcmbeC1.c1,1998,01 3:30:00,31 ,       0, 0.94042, 0.11186,0.224991
twpcmbeC1.c1,1998,01 4:30:00,31 ,       0,1.026674,0.137359,0.293833
twpcmbeC1.c1,1998,01 5:30:00,31 ,       0,2.169253,0.225566,0.493557
twpcmbeC1.c1,1998,01 6:30:00,31 ,0.758692,55.88223,25.32116,9.619285
twpcmbeC1.c1,1998,01 7:30:00,31 ,16.00594,145.2204,104.6208,32.10465
twpcmbeC1.c1,1998,01 8:30:00,31 ,73.98587,290.6192,188.3789,55.97189
twpcmbeC1.c1,1998,01 9:30:00,31 ,94.40958,418.9793,254.0912,99.05399
twpcmbeC1.c1,1998,0110:30:00,31 ,106.0912,509.7587,315.5726,123.5062
twpcmbeC1.c1,1998,0111:30:00,31 ,62.63789, 591.106,333.7627,151.6861
twpcmbeC1.c1,1998,0112:30:00,31 ,60.07098, 622.949,350.5168,153.2173
twpcmbeC1.c1,1998,0113:30:00,30 ,67.21421,623.2514,319.9281, 147.745
twpcmbeC1.c1,1998,0114:30:00,30 ,70.41292,552.1919,290.7924,  123.09
twpcmbeC1.c1,1998,0115:30:00,30 ,82.24882, 400.358,215.5088,92.79084
twpcmbeC1.c1,1998,0116:30:00,30 ,4.945049,235.8947,140.1645,61.05964
twpcmbeC1.c1,1998,0117:30:00,31 ,1.097331,114.3716,67.73102,29.47961
twpcmbeC1.c1,1998,0118:30:00,31 ,       0,12.29598,6.776409,3.298171
twpcmbeC1.c1,1998,0119:30:00,30 ,       0,1.032101, 0.13528,0.295771
twpcmbeC1.c1,1998,0120:30:00,31 ,       0,0.669899,0.078186,0.191637
twpcmbeC1.c1,1998,0121:30:00,31 ,       0,0.645703,0.068131,  0.1397
twpcmbeC1.c1,1998,0122:30:00,31 ,       0,0.333202, 0.03725,0.070179
twpcmbeC1.c1,1998,0123:30:00,30 ,       0,0.260587, 0.02535,0.051048