datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1999,03 0:30:00,31 ,       0,0.808184,0.094691,0.192357
twpcmbeC1.c1,1999,03 1:30:00,30 ,       0,0.230189,0.031632,0.066597
twpcmbeC1.c1,1999,03 2:30:00,31 ,       0,1.043639, 0.05185,0.194224
twpcmbeC1.c1,1999,03 3:30:00,31 ,       0,0.767932,0.050335,0.148885
twpcmbeC1.c1,1999,03 4:30:00,31 ,       0, 1.84613,0.070409, 0.33194
twpcmbeC1.c1,1999,03 5:30:00,31 ,       0, 0.02858,0.000962,0.005131
twpcmbeC1.c1,1999,03 6:30:00,31 ,       0, 29.5085,10.66466,9.593376
twpcmbeC1.c1,1999,03 7:30:00,31 ,       0,105.5074,54.45511, 33.4826
twpcmbeC1.c1,1999,03 8:30:00,31 ,       0,169.4467,84.52856,43.82758
twpcmbeC1.c1,1999,03 9:30:00,31 ,       0,242.2072,113.2802,65.30011
twpcmbeC1.c1,1999,0310:30:00,31 ,       0,358.4404,  147.78,94.75651
twpcmbeC1.c1,1999,0311:30:00,31 ,       0,375.7667,162.6445,113.7371
twpcmbeC1.c1,1999,0312:30:00,31 ,       0,445.1027,136.0854,137.6249
twpcmbeC1.c1,1999,0313:30:00,31 ,       0,369.3133,135.4704,111.8953
twpcmbeC1.c1,1999,0314:30:00,31 ,       0,243.3836,98.13015,69.82963
twpcmbeC1.c1,1999,0315:30:00,30 ,       0,232.5032, 97.9481,70.41812
twpcmbeC1.c1,1999,0316:30:00,30 ,       0, 150.229,65.73043,46.13999
twpcmbeC1.c1,1999,0317:30:00,28 ,       0, 87.3757, 39.5537,29.93567
twpcmbeC1.c1,1999,0318:30:00,30 ,       0,6.962728,0.913802,  1.8756
twpcmbeC1.c1,1999,0319:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,1999,0320:30:00,31 ,       0,0.105596,0.003406,0.018966
twpcmbeC1.c1,1999,0321:30:00,31 ,       0,0.234901, 0.01445,0.047574
twpcmbeC1.c1,1999,0322:30:00,29 ,       0,0.970444,0.048301,0.184732
twpcmbeC1.c1,1999,0323:30:00,31 ,       0, 1.30166,0.093419,0.261576