datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1999,07 0:30:00,30 ,       0,0.019479,0.001586,0.004909
twpcmbeC1.c1,1999,07 1:30:00,30 ,       0,0.149668,0.006678,0.027925
twpcmbeC1.c1,1999,07 2:30:00,30 ,       0,0.202518,0.006751,0.036975
twpcmbeC1.c1,1999,07 3:30:00,31 ,       0, 0.15335,0.004947,0.027543
twpcmbeC1.c1,1999,07 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,1999,07 5:30:00,31 ,       0,0.431502,0.013919,  0.0775
twpcmbeC1.c1,1999,07 6:30:00,31 ,0.441943, 58.4966,18.66176,10.41183
twpcmbeC1.c1,1999,07 7:30:00,31 ,1.750471,57.97179,23.59811, 15.6646
twpcmbeC1.c1,1999,07 8:30:00,31 ,2.662717,104.0696,37.03608,  27.316
twpcmbeC1.c1,1999,07 9:30:00,31 ,2.178447,89.06235,42.54455,25.08422
twpcmbeC1.c1,1999,0710:30:00,31 ,1.923301,176.6099,54.24371,35.71751
twpcmbeC1.c1,1999,0711:30:00,31 ,12.38899,153.6903,53.69824,31.20107
twpcmbeC1.c1,1999,0712:30:00,31 ,0.633878, 147.089,58.51703,35.89249
twpcmbeC1.c1,1999,0713:30:00,31 , 1.12191,144.2625,59.68591, 35.9289
twpcmbeC1.c1,1999,0714:30:00,31 , 1.08896,136.3738,49.20919,31.66521
twpcmbeC1.c1,1999,0715:30:00,31 , 2.03116,99.86463,38.97341,24.16481
twpcmbeC1.c1,1999,0716:30:00,31 ,8.938793,71.11857,32.29777, 15.3903
twpcmbeC1.c1,1999,0717:30:00,31 ,2.369609,84.28409,23.00851,14.75791
twpcmbeC1.c1,1999,0718:30:00,31 ,       0,13.36584, 4.18873,2.613628
twpcmbeC1.c1,1999,0719:30:00,31 ,       0,0.205178,0.006619,0.036851
twpcmbeC1.c1,1999,0720:30:00,31 ,       0,0.200172,0.008625, 0.03754
twpcmbeC1.c1,1999,0721:30:00,31 ,       0,0.315789,0.012454,0.057694
twpcmbeC1.c1,1999,0722:30:00,31 ,       0,0.242519,0.008212,0.043539
twpcmbeC1.c1,1999,0723:30:00,31 ,       0,0.362118,0.011681,0.065038