datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,08 0:30:00,31 ,       0,0.344074,0.031895,0.088562
twpcmbeC1.c1,2005,08 1:30:00,31 ,       0,0.440363,0.035921,0.100485
twpcmbeC1.c1,2005,08 2:30:00,31 ,       0,0.354849,0.038287,0.094412
twpcmbeC1.c1,2005,08 3:30:00,31 ,       0,0.350075,0.024604,0.073449
twpcmbeC1.c1,2005,08 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,08 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,08 6:30:00,31 ,0.010177,30.30984,5.930496,8.289118
twpcmbeC1.c1,2005,08 7:30:00,31 ,0.032902,106.5129,34.13666,32.79361
twpcmbeC1.c1,2005,08 8:30:00,31 ,0.083068,187.2233,71.47968, 56.9873
twpcmbeC1.c1,2005,08 9:30:00,31 ,0.243701,218.8682,98.88994,76.66147
twpcmbeC1.c1,2005,0810:30:00,31 ,0.782768,321.9416,106.5807,91.54534
twpcmbeC1.c1,2005,0811:30:00,31 ,1.139363,321.6773,146.2147,102.5446
twpcmbeC1.c1,2005,0812:30:00,31 ,1.038506,318.7217,142.9473,100.5277
twpcmbeC1.c1,2005,0813:30:00,31 ,1.287477,319.3295,131.4432,94.99332
twpcmbeC1.c1,2005,0814:30:00,31 ,0.612306,277.5237,111.5838,86.53858
twpcmbeC1.c1,2005,0815:30:00,31 ,0.038773,226.5438,106.1725,62.92356
twpcmbeC1.c1,2005,0816:30:00,31 ,0.055794,146.7592,67.68034, 38.1461
twpcmbeC1.c1,2005,0817:30:00,31 ,       0,62.12831,22.97112,22.36154
twpcmbeC1.c1,2005,0818:30:00,31 ,       0,1.725119,0.292899,0.554535
twpcmbeC1.c1,2005,0819:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0820:30:00,31 ,       0,0.175604,0.005665,0.031539
twpcmbeC1.c1,2005,0821:30:00,31 ,       0,0.329835,0.027851,0.083492
twpcmbeC1.c1,2005,0822:30:00,31 ,       0,0.384035,0.032474,0.095981
twpcmbeC1.c1,2005,0823:30:00,31 ,       0,0.411071,0.019841,0.081321