datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2005,04 0:30:00,27 ,       0,103.0692,34.50886,28.79186
twpcmbeC2.c1,2005,04 1:30:00,28 ,       0,113.1382,35.66012,29.90185
twpcmbeC2.c1,2005,04 2:30:00,27 ,1.996089,89.84541,29.91465, 22.3637
twpcmbeC2.c1,2005,04 3:30:00,26 ,       0,89.47982,29.75046,26.04368
twpcmbeC2.c1,2005,04 4:30:00,26 , 0.39005,92.01838,28.75527, 24.8943
twpcmbeC2.c1,2005,04 5:30:00,26 ,       0, 92.9319,26.78919,27.56535
twpcmbeC2.c1,2005,04 6:30:00,26 ,0.314035,89.38552,30.67025,25.51215
twpcmbeC2.c1,2005,04 7:30:00,27 ,       0,92.35581, 29.2007,25.40581
twpcmbeC2.c1,2005,04 8:30:00,27 ,       0,66.05953,20.91656,20.78009
twpcmbeC2.c1,2005,04 9:30:00,28 ,       0,61.55188,23.12033,18.10808
twpcmbeC2.c1,2005,0410:30:00,29 ,       0,91.40809,21.61892,20.27277
twpcmbeC2.c1,2005,0411:30:00,29 ,0.708728,74.49078,31.60387,21.41193
twpcmbeC2.c1,2005,0412:30:00,28 ,       0,115.8992,  31.785,29.17135
twpcmbeC2.c1,2005,0413:30:00,29 , 0.12264, 93.3018,23.73856,22.46586
twpcmbeC2.c1,2005,0414:30:00,30 ,       0,134.1832,34.67078,33.72527
twpcmbeC2.c1,2005,0415:30:00,30 ,0.565563,100.1127,  40.773,27.61696
twpcmbeC2.c1,2005,0416:30:00,28 ,0.078306,81.55595,29.41965,23.01412
twpcmbeC2.c1,2005,0417:30:00,26 ,0.400005,89.88805,32.10339,25.79865
twpcmbeC2.c1,2005,0418:30:00,28 ,       0,139.3797,30.03382,32.39138
twpcmbeC2.c1,2005,0419:30:00,26 ,       0,119.5928, 31.5573, 35.7838
twpcmbeC2.c1,2005,0420:30:00,28 ,       0,107.5944,33.45655,31.88193
twpcmbeC2.c1,2005,0421:30:00,28 ,       0,131.3512,34.22889,37.61549
twpcmbeC2.c1,2005,0422:30:00,28 ,       0,110.2041,25.23187,29.14993
twpcmbeC2.c1,2005,0423:30:00,28 ,       0,161.3018,35.63819,38.08617