datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,03 0:30:00,31 ,       0,0.406923,0.027826,0.093509
twpcmbeC1.c1,2007,03 1:30:00,31 ,       0,0.987051,0.054624,0.194898
twpcmbeC1.c1,2007,03 2:30:00,31 ,       0,0.327571,0.031769,0.082981
twpcmbeC1.c1,2007,03 3:30:00,31 ,       0,0.202773,0.014253,0.047115
twpcmbeC1.c1,2007,03 4:30:00,31 ,       0,0.030044,0.000969,0.005396
twpcmbeC1.c1,2007,03 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,03 6:30:00,31 ,       0,15.85345,3.529728,5.385587
twpcmbeC1.c1,2007,03 7:30:00,31 ,0.002695, 201.012,72.35091,72.28117
twpcmbeC1.c1,2007,03 8:30:00,31 ,0.206815, 429.701,164.1244,157.5324
twpcmbeC1.c1,2007,03 9:30:00,31 , 0.08498,648.9843,249.5559,230.2257
twpcmbeC1.c1,2007,0310:30:00,31 ,0.177433,808.6073, 313.875,292.2911
twpcmbeC1.c1,2007,0311:30:00,31 ,0.603714,903.4561,324.5825,325.0165
twpcmbeC1.c1,2007,0312:30:00,31 , 0.55304,928.7673,234.3907,296.7387
twpcmbeC1.c1,2007,0313:30:00,31 ,0.011581,873.1588,171.5103, 234.179
twpcmbeC1.c1,2007,0314:30:00,31 ,0.035782,751.2096,87.19187,172.6845
twpcmbeC1.c1,2007,0315:30:00,31 ,0.042387,515.0869,92.00919,149.0368
twpcmbeC1.c1,2007,0316:30:00,31 ,0.036728,316.1832,57.63269,92.98389
twpcmbeC1.c1,2007,0317:30:00,31 , 0.00441,129.6203,21.81255,36.47237
twpcmbeC1.c1,2007,0318:30:00,31 ,       0,4.284657,0.198822,0.768492
twpcmbeC1.c1,2007,0319:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0320:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0321:30:00,31 ,       0,0.576671,0.018957,0.103526
twpcmbeC1.c1,2007,0322:30:00,31 ,       0, 0.21533,0.007726,0.038773
twpcmbeC1.c1,2007,0323:30:00,31 ,       0,0.343195,0.026031,0.073927