datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,03 0:30:00,31 ,       0,0.699824,0.060885,0.147168
twpcmbeC2.c1,2004,03 1:30:00,31 ,       0,   0.655,0.085495,0.158183
twpcmbeC2.c1,2004,03 2:30:00,31 ,       0,0.781907,0.069195,0.160302
twpcmbeC2.c1,2004,03 3:30:00,31 ,       0, 0.20721, 0.01238, 0.04086
twpcmbeC2.c1,2004,03 4:30:00,31 ,       0,0.267653,0.026134,0.072883
twpcmbeC2.c1,2004,03 5:30:00,31 ,       0,0.019943,0.001369,0.004446
twpcmbeC2.c1,2004,03 6:30:00,31 ,       0,0.002009,0.000338,0.000548
twpcmbeC2.c1,2004,03 7:30:00,31 ,0.006283,35.60065,7.146198,10.67003
twpcmbeC2.c1,2004,03 8:30:00,31 ,       0, 212.781,73.74095,82.85501
twpcmbeC2.c1,2004,03 9:30:00,31 ,0.200123,453.0917,187.4389,158.1273
twpcmbeC2.c1,2004,0310:30:00,31 ,0.693314,667.8264,311.9939,228.6519
twpcmbeC2.c1,2004,0311:30:00,31 ,2.718323,776.9028,377.3715,277.7203
twpcmbeC2.c1,2004,0312:30:00,31 ,3.720947,811.9714,434.6101,293.3049
twpcmbeC2.c1,2004,0313:30:00,31 ,3.864288,797.4966,362.8198,304.0165
twpcmbeC2.c1,2004,0314:30:00,31 ,0.095718,771.0424,274.7013,250.8892
twpcmbeC2.c1,2004,0315:30:00,31 ,       0,638.3539,214.1248,213.7909
twpcmbeC2.c1,2004,0316:30:00,31 ,       0,441.1525,172.7345, 158.283
twpcmbeC2.c1,2004,0317:30:00,31 ,0.011902, 281.938,80.04028,79.98017
twpcmbeC2.c1,2004,0318:30:00,31 ,       0,45.37373,11.19729,14.09878
twpcmbeC2.c1,2004,0319:30:00,31 ,       0,0.016616,0.002472,0.003453
twpcmbeC2.c1,2004,0320:30:00,31 ,       0,0.041796,0.004774,0.011843
twpcmbeC2.c1,2004,0321:30:00,31 ,       0,0.216897,0.031236,0.061155
twpcmbeC2.c1,2004,0322:30:00,31 ,       0,0.323683,0.047914,0.079829
twpcmbeC2.c1,2004,0323:30:00,31 ,       0,0.260598,0.038273, 0.07893