datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,01 0:30:00,31 ,       0,0.499992,0.259435,0.130288
twpcmbeC1.c1,1997,01 1:30:00,30 ,       0,0.537849,0.226312,0.135446
twpcmbeC1.c1,1997,01 2:30:00,31 ,       0,  0.5046,0.204565,0.132312
twpcmbeC1.c1,1997,01 3:30:00,31 ,       0,0.350386,0.144715,0.123737
twpcmbeC1.c1,1997,01 4:30:00,31 ,       0,0.271191,0.079926,0.094693
twpcmbeC1.c1,1997,01 5:30:00,31 ,       0, 0.12768,0.024787,0.039674
twpcmbeC1.c1,1997,01 6:30:00,31 ,       0,29.34085,4.962523,7.846501
twpcmbeC1.c1,1997,01 7:30:00,31 ,0.039834,93.28873,30.19683,29.76593
twpcmbeC1.c1,1997,01 8:30:00,31 ,0.012838,  194.55,55.57749,55.27602
twpcmbeC1.c1,1997,01 9:30:00,31 ,0.076947,287.8158, 101.161,77.46417
twpcmbeC1.c1,1997,0110:30:00,31 ,       0,296.1262,127.2081,94.78792
twpcmbeC1.c1,1997,0111:30:00,31 ,0.128791, 295.787,107.4802,91.68167
twpcmbeC1.c1,1997,0112:30:00,31 ,0.066921,385.1723,109.4883,109.4601
twpcmbeC1.c1,1997,0113:30:00,31 ,       0,268.5908,98.00957,102.0332
twpcmbeC1.c1,1997,0114:30:00,31 ,       0,296.6931,71.12325,79.24012
twpcmbeC1.c1,1997,0115:30:00,31 ,       0,210.3164,63.97429,72.26029
twpcmbeC1.c1,1997,0116:30:00,31 ,       0,119.7202,32.14657,38.66639
twpcmbeC1.c1,1997,0117:30:00,31 ,       0,92.38366,17.51785,24.97165
twpcmbeC1.c1,1997,0118:30:00,31 ,       0,8.291162,1.215676,2.445541
twpcmbeC1.c1,1997,0119:30:00,31 ,       0, 0.18102,0.044688,0.057438
twpcmbeC1.c1,1997,0120:30:00,31 ,       0, 0.30525,0.087949,0.099817
twpcmbeC1.c1,1997,0121:30:00,31 ,       0,0.358592, 0.12451,0.113424
twpcmbeC1.c1,1997,0122:30:00,31 ,       0,0.434011,0.178326,0.120555
twpcmbeC1.c1,1997,0123:30:00,31 ,       0,0.488826,0.222835, 0.15749