datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2007,04 0:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,04 1:00:00,30 ,       0,0.001657,0.000055,0.000303
twpcmbeC3.c1,2007,04 2:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,04 3:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,04 4:00:00,30 ,       0,0.005869,0.000196,0.001072
twpcmbeC3.c1,2007,04 5:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,04 6:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,04 7:00:00,30 ,9.071973,27.93674,15.43891,4.415163
twpcmbeC3.c1,2007,04 8:00:00,30 ,6.979267,51.10476,18.72203, 13.0383
twpcmbeC3.c1,2007,04 9:00:00,30 ,2.851486,75.95686,18.30688,18.85084
twpcmbeC3.c1,2007,0410:00:00,30 ,0.337982,135.2475,28.56131,33.03959
twpcmbeC3.c1,2007,0411:00:00,30 ,0.432679,107.7477, 28.0941,29.83753
twpcmbeC3.c1,2007,0412:00:00,30 ,0.247293,167.8826,33.42258,34.17805
twpcmbeC3.c1,2007,0413:00:00,30 , 0.24258,74.54508,29.86031,22.07283
twpcmbeC3.c1,2007,0414:00:00,30 ,0.385739,175.1375,32.69924,33.74951
twpcmbeC3.c1,2007,0415:00:00,30 ,0.983471,145.1146,30.40771,30.98942
twpcmbeC3.c1,2007,0416:00:00,30 ,0.661338,85.10588,23.04391,22.05923
twpcmbeC3.c1,2007,0417:00:00,30 ,2.877957,  66.093,15.57325,13.53669
twpcmbeC3.c1,2007,0418:00:00,30 ,11.13452,50.35481,22.00954,10.38905
twpcmbeC3.c1,2007,0419:00:00,30 ,2.072787,9.588536,4.367522,1.906267
twpcmbeC3.c1,2007,0420:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,0421:00:00,30 ,       0,0.001974,0.000066, 0.00036
twpcmbeC3.c1,2007,0422:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,0423:00:00,30 ,       0,       0,       0,       0