datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2001,05 0:30:00,29 ,       0,0.122803,0.021593,0.036836
twpcmbeC2.c1,2001,05 1:30:00,30 ,       0,0.092837,0.014969,0.027588
twpcmbeC2.c1,2001,05 2:30:00,30 ,       0,0.115116,0.015998,0.032527
twpcmbeC2.c1,2001,05 3:30:00,30 ,       0,0.073458,0.007902,0.018602
twpcmbeC2.c1,2001,05 4:30:00,30 ,       0,0.248005,0.012938,0.046966
twpcmbeC2.c1,2001,05 5:30:00,30 ,       0,0.132415,0.004414,0.024176
twpcmbeC2.c1,2001,05 6:30:00,30 ,       0, 6.82015,3.578727,1.640115
twpcmbeC2.c1,2001,05 7:30:00,30 ,14.65306,62.40731, 35.5138,14.29846
twpcmbeC2.c1,2001,05 8:30:00,29 ,8.700315,100.5149,47.29678,24.76284
twpcmbeC2.c1,2001,05 9:30:00,28 ,9.768821,204.0048,74.39436,47.73892
twpcmbeC2.c1,2001,0510:30:00,28 ,22.64968, 275.927,83.55768,52.92152
twpcmbeC2.c1,2001,0511:30:00,30 ,15.90832, 301.067,89.11187,70.90619
twpcmbeC2.c1,2001,0512:30:00,29 ,14.98454,337.3127,98.37464,82.17017
twpcmbeC2.c1,2001,0513:30:00,29 ,4.531282,318.2289,95.52172,75.73035
twpcmbeC2.c1,2001,0514:30:00,30 , 1.86964,281.9396,71.57445,64.16099
twpcmbeC2.c1,2001,0515:30:00,30 ,5.878366,245.1994,63.96773,63.00416
twpcmbeC2.c1,2001,0516:30:00,29 ,6.143777,173.5637,44.17753,39.39494
twpcmbeC2.c1,2001,0517:30:00,30 ,2.110148,88.59798,34.05736,23.54142
twpcmbeC2.c1,2001,0518:30:00,30 ,5.488123,79.37704, 26.5263,14.93661
twpcmbeC2.c1,2001,0519:30:00,30 ,       0, 0.75733,0.084762,0.169752
twpcmbeC2.c1,2001,0520:30:00,30 ,       0, 0.19078,0.014418,0.048397
twpcmbeC2.c1,2001,0521:30:00,29 ,       0,0.144525,0.020234,0.039484
twpcmbeC2.c1,2001,0522:30:00,29 ,       0,0.129425,0.013954,0.032076
twpcmbeC2.c1,2001,0523:30:00,27 ,       0,0.188452,0.019873,0.043509