datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,05 0:30:00,31 ,       0,0.839899,0.090285, 0.21442
twpcmbeC1.c1,1998,05 1:30:00,31 ,       0,0.454952,0.070064,0.131951
twpcmbeC1.c1,1998,05 2:30:00,31 ,       0,0.488554,0.057082,0.119023
twpcmbeC1.c1,1998,05 3:30:00,31 ,       0,0.378281,0.032121,0.086418
twpcmbeC1.c1,1998,05 4:30:00,31 ,       0,0.331809,0.036891,0.080319
twpcmbeC1.c1,1998,05 5:30:00,31 ,       0,0.578624,0.129655,0.167694
twpcmbeC1.c1,1998,05 6:30:00,31 ,6.243167,52.45388,26.81697,8.431479
twpcmbeC1.c1,1998,05 7:30:00,31 ,18.18925,153.2495,89.21789,33.85477
twpcmbeC1.c1,1998,05 8:30:00,31 ,51.26573,313.8581,150.7207,72.96768
twpcmbeC1.c1,1998,05 9:30:00,31 ,62.00329,434.8765,217.7365,99.09135
twpcmbeC1.c1,1998,0510:30:00,31 ,71.33811,534.9255,231.8381,125.4884
twpcmbeC1.c1,1998,0511:30:00,31 ,54.20418,519.0925,263.3691,134.7882
twpcmbeC1.c1,1998,0512:30:00,31 ,77.17374,502.1704,280.1486,139.1094
twpcmbeC1.c1,1998,0513:30:00,31 ,71.45535,515.5403,251.7644,134.0481
twpcmbeC1.c1,1998,0514:30:00,31 , 70.7943,446.7441,214.2275,95.63124
twpcmbeC1.c1,1998,0515:30:00,31 ,31.82248,266.2074,152.1239,59.77717
twpcmbeC1.c1,1998,0516:30:00,31 ,6.114221,197.4681,99.04022,38.96468
twpcmbeC1.c1,1998,0517:30:00,31 ,1.794987,72.23308,35.41863,16.02425
twpcmbeC1.c1,1998,0518:30:00,31 ,       0,2.628058, 0.74025,0.643242
twpcmbeC1.c1,1998,0519:30:00,31 ,       0,0.029804,0.000961,0.005353
twpcmbeC1.c1,1998,0520:30:00,31 ,       0,0.021083,0.001326,0.005136
twpcmbeC1.c1,1998,0521:30:00,31 ,       0,0.308554,0.019522,0.072338
twpcmbeC1.c1,1998,0522:30:00,31 ,       0,0.308558,0.023271,0.076039
twpcmbeC1.c1,1998,0523:30:00,31 ,       0,0.421951,0.027766,0.080194