datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,01 0:30:00,31 ,       0,0.039714,0.001384,0.007126
twpcmbeC1.c1,2003,01 1:30:00,31 ,       0,  0.0395,0.002061,0.007496
twpcmbeC1.c1,2003,01 2:30:00,31 ,       0,0.018167, 0.00124,0.003956
twpcmbeC1.c1,2003,01 3:30:00,31 ,       0, 0.02375,0.002037,0.005334
twpcmbeC1.c1,2003,01 4:30:00,31 ,       0,0.075455,0.002521,0.013545
twpcmbeC1.c1,2003,01 5:30:00,31 ,       0,0.031688,0.002298, 0.00786
twpcmbeC1.c1,2003,01 6:30:00,31 ,5.530588,42.76156,24.29458,9.296228
twpcmbeC1.c1,2003,01 7:30:00,31 ,66.36783,  171.38,109.7456,30.77775
twpcmbeC1.c1,2003,01 8:30:00,31 ,85.74566,289.4424,191.8582,57.79935
twpcmbeC1.c1,2003,01 9:30:00,31 ,  54.717,382.4503,266.2591, 81.1694
twpcmbeC1.c1,2003,0110:30:00,31 ,70.35456, 515.601,326.1536,108.2255
twpcmbeC1.c1,2003,0111:30:00,31 ,55.12061,550.6318,348.2942,131.8563
twpcmbeC1.c1,2003,0112:30:00,31 ,42.15477,635.8582,301.4179,150.4957
twpcmbeC1.c1,2003,0113:30:00,31 , 28.2527,601.7264,270.3555,145.6933
twpcmbeC1.c1,2003,0114:30:00,31 ,65.00862,538.1698,263.1335,139.7959
twpcmbeC1.c1,2003,0115:30:00,31 ,33.38202,372.3973,204.7211,102.9612
twpcmbeC1.c1,2003,0116:30:00,31 ,19.51852,250.9203,143.3256,65.93126
twpcmbeC1.c1,2003,0117:30:00,31 ,20.64606,127.0182, 68.2765,32.40987
twpcmbeC1.c1,2003,0118:30:00,31 ,0.999667,30.75348,6.878052,5.552246
twpcmbeC1.c1,2003,0119:30:00,31 ,       0,0.001698,0.000055,0.000305
twpcmbeC1.c1,2003,0120:30:00,31 ,       0,0.047297,0.002459,0.009777
twpcmbeC1.c1,2003,0121:30:00,31 ,       0,0.066875, 0.00341,0.012673
twpcmbeC1.c1,2003,0122:30:00,31 ,       0,0.019167,0.000826,0.003452
twpcmbeC1.c1,2003,0123:30:00,31 ,       0,0.018393,0.001416,0.004207