datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,06 0:30:00,28 ,0.985956,84.54629,23.62676,22.22664
twpcmbeC2.c1,2002,06 1:30:00,28 ,       0,73.90453,22.55981,20.22428
twpcmbeC2.c1,2002,06 2:30:00,26 ,       0,128.1815,22.76279,29.27239
twpcmbeC2.c1,2002,06 3:30:00,28 ,0.081861,82.56244,18.14036,22.15882
twpcmbeC2.c1,2002,06 4:30:00,29 ,       0,98.50201,26.72999,29.16547
twpcmbeC2.c1,2002,06 5:30:00,28 ,       0,140.8264,23.91104,35.83604
twpcmbeC2.c1,2002,06 6:30:00,28 ,0.693083,74.32966,22.64843,18.20082
twpcmbeC2.c1,2002,06 7:30:00,30 ,0.248644,67.59731, 24.7203,21.80909
twpcmbeC2.c1,2002,06 8:30:00,27 ,       0,68.76799, 16.8635,16.48417
twpcmbeC2.c1,2002,06 9:30:00,28 ,0.594448,100.8625,22.46811,26.91951
twpcmbeC2.c1,2002,0610:30:00,28 ,       0,98.58173,21.65991,21.16254
twpcmbeC2.c1,2002,0611:30:00,27 ,0.767034,104.6585,24.79751,22.53875
twpcmbeC2.c1,2002,0612:30:00,28 ,1.331654,95.07835,27.69123,25.73159
twpcmbeC2.c1,2002,0613:30:00,29 ,       0, 151.292,32.31604, 33.7114
twpcmbeC2.c1,2002,0614:30:00,27 ,       0,113.5229,32.39073, 31.9813
twpcmbeC2.c1,2002,0615:30:00,28 ,2.155872, 138.893,33.09885,35.22269
twpcmbeC2.c1,2002,0616:30:00,29 ,  0.8355, 127.342,31.05755,31.35007
twpcmbeC2.c1,2002,0617:30:00,28 ,       0,106.5979,24.03749,26.90979
twpcmbeC2.c1,2002,0618:30:00,28 ,       0,67.28982,16.77177,15.75674
twpcmbeC2.c1,2002,0619:30:00,26 ,       0,93.06544,18.72578,19.94356
twpcmbeC2.c1,2002,0620:30:00,27 ,0.098885,71.35594,25.20916,23.69255
twpcmbeC2.c1,2002,0621:30:00,27 , 1.01971,67.77715,24.72979,19.70492
twpcmbeC2.c1,2002,0622:30:00,28 ,1.728479,  128.84,35.67976,28.85055
twpcmbeC2.c1,2002,0623:30:00,29 ,1.057607,85.05197,26.40321,26.29518