datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,04 0:30:00,30 ,       0, 0.07895,0.004925,0.015202
twpcmbeC1.c1,1997,04 1:30:00,30 ,       0,0.056579,0.004379,0.013522
twpcmbeC1.c1,1997,04 2:30:00,30 ,       0,0.083677,0.004907, 0.01559
twpcmbeC1.c1,1997,04 3:30:00,30 ,       0,0.391369, 0.01824,0.071923
twpcmbeC1.c1,1997,04 4:30:00,30 ,       0, 1.02726,0.035742,0.187319
twpcmbeC1.c1,1997,04 5:30:00,30 ,       0,1.368334,0.061466,0.251673
twpcmbeC1.c1,1997,04 6:30:00,30 ,7.172273,43.23102,27.21506,9.109694
twpcmbeC1.c1,1997,04 7:30:00,30 ,45.63995,151.7604, 99.5979,30.75381
twpcmbeC1.c1,1997,04 8:30:00,30 ,65.74786,289.4142,167.6007,67.11947
twpcmbeC1.c1,1997,04 9:30:00,30 ,19.63348,400.7064,210.8533,100.7761
twpcmbeC1.c1,1997,0410:30:00,30 ,17.69166,469.5894,228.2448,125.8881
twpcmbeC1.c1,1997,0411:30:00,30 ,42.38577,547.3998,268.2038,146.5964
twpcmbeC1.c1,1997,0412:30:00,30 ,80.60388,480.5506,262.5956,114.6434
twpcmbeC1.c1,1997,0413:30:00,30 ,89.17505,442.0893, 246.975,102.4326
twpcmbeC1.c1,1997,0414:30:00,30 ,37.06478,432.8393, 245.044,99.27319
twpcmbeC1.c1,1997,0415:30:00,30 ,22.17745,398.9848,208.5057, 96.7404
twpcmbeC1.c1,1997,0416:30:00,30 ,4.190454,221.7217,  125.59,54.84973
twpcmbeC1.c1,1997,0417:30:00,30 ,0.390592,85.69883,53.03516,  20.869
twpcmbeC1.c1,1997,0418:30:00,30 ,0.105394,5.479524,1.808749,1.042796
twpcmbeC1.c1,1997,0419:30:00,30 ,       0,0.524623,0.037418,0.122761
twpcmbeC1.c1,1997,0420:30:00,30 ,       0,0.353648,0.020858,0.071321
twpcmbeC1.c1,1997,0421:30:00,30 ,       0,0.202273,0.018004,0.046602
twpcmbeC1.c1,1997,0422:30:00,30 ,       0,0.317946,0.023015,0.064359
twpcmbeC1.c1,1997,0423:30:00,30 ,       0,0.422916,0.026145,0.082503