datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2007,05 0:00:00,31 ,       0,0.055021,0.004524,  0.0145
twpcmbeC3.c1,2007,05 1:00:00,30 ,       0,  0.0614,0.002504,0.011402
twpcmbeC3.c1,2007,05 2:00:00,31 ,       0,0.011323,0.000365,0.002034
twpcmbeC3.c1,2007,05 3:00:00,31 ,       0,0.085619,0.002762,0.015378
twpcmbeC3.c1,2007,05 4:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,05 5:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,05 6:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,05 7:00:00,31 ,0.788078,7.303499,4.263562,1.598385
twpcmbeC3.c1,2007,05 8:00:00,31 ,3.552648,19.87909,12.01614,3.354222
twpcmbeC3.c1,2007,05 9:00:00,31 ,6.855984,22.56086,10.83866,2.768025
twpcmbeC3.c1,2007,0510:00:00,31 ,6.906198, 33.8229,14.60188,8.563249
twpcmbeC3.c1,2007,0511:00:00,31 ,3.763046,46.77905,18.54941,14.96717
twpcmbeC3.c1,2007,0512:00:00,31 ,1.086332,51.65853,22.65906,19.75992
twpcmbeC3.c1,2007,0513:00:00,31 ,0.945337,69.46635,26.15355,19.11553
twpcmbeC3.c1,2007,0514:00:00,31 ,3.988118,57.93956,23.42248,15.45825
twpcmbeC3.c1,2007,0515:00:00,31 ,6.168773,43.64666,20.58299,13.17669
twpcmbeC3.c1,2007,0516:00:00,31 ,6.763012,36.26691, 15.1356,6.988558
twpcmbeC3.c1,2007,0517:00:00,31 ,3.804407,20.14626,11.96881,3.397287
twpcmbeC3.c1,2007,0518:00:00,31 ,2.262037,10.90513,7.326779, 2.15693
twpcmbeC3.c1,2007,0519:00:00,31 ,       0,0.176777,0.005702, 0.03175
twpcmbeC3.c1,2007,0520:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,0521:00:00,31 ,       0,0.018441,0.000595,0.003312
twpcmbeC3.c1,2007,0522:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2007,0523:00:00,31 ,       0,  0.0329, 0.00173,0.006877