datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,05 0:30:00,31 ,       0,0.418557,0.142977,0.158591
twpcmbeC1.c1,1997,05 1:30:00,31 ,       0,0.507726,0.142712,0.172472
twpcmbeC1.c1,1997,05 2:30:00,31 ,       0,0.499258,0.138838,0.168543
twpcmbeC1.c1,1997,05 3:30:00,31 ,       0,0.313963,0.076645,0.118634
twpcmbeC1.c1,1997,05 4:30:00,30 ,       0, 0.32174,0.043641,0.091577
twpcmbeC1.c1,1997,05 5:30:00,31 ,       0,0.750076,0.133043,0.179178
twpcmbeC1.c1,1997,05 6:30:00,31 ,1.357341,67.62733,35.57872,17.14593
twpcmbeC1.c1,1997,05 7:30:00,31 ,13.15316,151.3574,68.88384,31.80434
twpcmbeC1.c1,1997,05 8:30:00,31 ,14.63683,179.8525, 100.005,46.48726
twpcmbeC1.c1,1997,05 9:30:00,31 ,7.274793,285.3863,119.3164,69.65699
twpcmbeC1.c1,1997,0510:30:00,31 ,7.212829,347.3173,129.0591,88.58233
twpcmbeC1.c1,1997,0511:30:00,31 ,9.846817,373.6817,130.7929,104.4028
twpcmbeC1.c1,1997,0512:30:00,31 ,8.772442,351.2608,96.88688,96.93624
twpcmbeC1.c1,1997,0513:30:00,31 ,6.858116,302.6786,131.5153,96.19355
twpcmbeC1.c1,1997,0514:30:00,31 ,1.507441,284.6465,100.8497,77.55022
twpcmbeC1.c1,1997,0515:30:00,31 ,4.971285,218.5859,69.27426,52.67455
twpcmbeC1.c1,1997,0516:30:00,31 ,3.762727,133.0018,60.93096,42.91139
twpcmbeC1.c1,1997,0517:30:00,31 ,1.769435, 66.5473, 34.1447,21.01343
twpcmbeC1.c1,1997,0518:30:00,31 ,       0,4.995972,1.597412,1.143954
twpcmbeC1.c1,1997,0519:30:00,31 ,       0,0.266556,0.014312,0.052077
twpcmbeC1.c1,1997,0520:30:00,31 ,       0,0.275436,0.037886,0.082046
twpcmbeC1.c1,1997,0521:30:00,31 ,       0,0.306218,0.080375,0.120858
twpcmbeC1.c1,1997,0522:30:00,31 ,       0,0.432131,0.098615,0.140652
twpcmbeC1.c1,1997,0523:30:00,31 ,       0,0.375159,0.112654,0.131966