datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,09 0:30:00,30 ,       0,0.504104,0.057135,0.108848
twpcmbeC1.c1,2002,09 1:30:00,30 ,       0,0.389592,0.062651,0.103669
twpcmbeC1.c1,2002,09 2:30:00,30 ,       0,0.588881,0.063072,0.153474
twpcmbeC1.c1,2002,09 3:30:00,30 ,       0,0.333515,0.043401,0.101148
twpcmbeC1.c1,2002,09 4:30:00,30 ,       0,0.307124,0.034919,0.083208
twpcmbeC1.c1,2002,09 5:30:00,30 ,       0,1.026187,0.411156,0.293068
twpcmbeC1.c1,2002,09 6:30:00,30 ,3.296367,  69.389,35.58712,15.61374
twpcmbeC1.c1,2002,09 7:30:00,30 ,6.784512,125.7771,69.86192,32.29774
twpcmbeC1.c1,2002,09 8:30:00,30 ,  8.7197,286.5551,105.9804,54.10999
twpcmbeC1.c1,2002,09 9:30:00,29 ,21.11324,294.5311,127.1362,62.08977
twpcmbeC1.c1,2002,0910:30:00,29 ,38.21447,350.4943,132.3379,73.66288
twpcmbeC1.c1,2002,0911:30:00,29 ,27.26408,396.5181,142.6292,91.49566
twpcmbeC1.c1,2002,0912:30:00,29 , 15.6671,314.7021,153.5163,85.66484
twpcmbeC1.c1,2002,0913:30:00,29 ,13.11494,333.0693,152.5119,91.43382
twpcmbeC1.c1,2002,0914:30:00,29 ,3.646782, 253.659,116.9671, 62.1079
twpcmbeC1.c1,2002,0915:30:00,29 ,7.005214,283.3545,116.7477,69.48025
twpcmbeC1.c1,2002,0916:30:00,29 ,4.772682,196.4015, 86.1363,46.59979
twpcmbeC1.c1,2002,0917:30:00,29 ,2.326808,79.65681,49.54307,20.97554
twpcmbeC1.c1,2002,0918:30:00,29 ,0.107872,5.197779,2.820847,1.357282
twpcmbeC1.c1,2002,0919:30:00,29 ,       0,0.209863,0.007237,0.038971
twpcmbeC1.c1,2002,0920:30:00,29 ,       0,0.500736,0.042997,0.116934
twpcmbeC1.c1,2002,0921:30:00,29 ,       0,0.388529,0.033482,0.102677
twpcmbeC1.c1,2002,0922:30:00,29 ,       0,0.415835,  0.0364,0.088445
twpcmbeC1.c1,2002,0923:30:00,29 ,       0,0.393213,0.056385,0.102848