datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,01 0:30:00,31 ,       0,0.045667,0.001812,0.008286
twpcmbeC1.c1,2002,01 1:30:00,31 ,       0,0.003833,0.000226,0.000878
twpcmbeC1.c1,2002,01 2:30:00,31 ,       0,0.054833,0.002204,0.009929
twpcmbeC1.c1,2002,01 3:30:00,31 ,       0,  0.0795,0.004347,0.015578
twpcmbeC1.c1,2002,01 4:30:00,31 ,       0,   0.025,0.001489,0.004984
twpcmbeC1.c1,2002,01 5:30:00,31 ,       0,0.125227,0.006751,0.024173
twpcmbeC1.c1,2002,01 6:30:00,31 ,6.822166, 33.9189,21.18777,6.620144
twpcmbeC1.c1,2002,01 7:30:00,31 , 48.5525,152.4874,102.8711,32.96861
twpcmbeC1.c1,2002,01 8:30:00,31 ,67.87568,347.0667,174.5833,73.50202
twpcmbeC1.c1,2002,01 9:30:00,31 , 71.6389,439.6186,236.4882, 112.182
twpcmbeC1.c1,2002,0110:30:00,31 ,38.49239,499.8205,282.4509,134.6473
twpcmbeC1.c1,2002,0111:30:00,31 ,50.06889,527.2067,298.0495,144.8425
twpcmbeC1.c1,2002,0112:30:00,31 ,55.55691,597.7943,304.5581,161.8256
twpcmbeC1.c1,2002,0113:30:00,31 ,39.42727,581.5154,261.5717,151.9512
twpcmbeC1.c1,2002,0114:30:00,31 ,69.42529, 541.663,248.7772,118.5556
twpcmbeC1.c1,2002,0115:30:00,31 ,10.90948,378.0902,202.4316,91.58839
twpcmbeC1.c1,2002,0116:30:00,31 ,13.55142,272.1524,150.1064,61.64445
twpcmbeC1.c1,2002,0117:30:00,31 ,12.98058,135.9656,71.43485,23.55176
twpcmbeC1.c1,2002,0118:30:00,31 ,3.269458,21.19073,7.736311,3.769889
twpcmbeC1.c1,2002,0119:30:00,31 ,       0,0.090851,0.002931,0.016317
twpcmbeC1.c1,2002,0120:30:00,31 ,       0,  0.0325,0.001366,0.005908
twpcmbeC1.c1,2002,0121:30:00,31 ,       0,0.058478,0.002725,0.010558
twpcmbeC1.c1,2002,0122:30:00,31 ,       0,    0.08,0.004979,0.014891
twpcmbeC1.c1,2002,0123:30:00,31 ,       0,0.021957, 0.00223,0.005376