datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,07 0:30:00,29 ,       0,27.03867,0.932368,5.020955
twpcmbeC1.c1,2005,07 1:30:00,29 ,       0,26.61652,0.917811,4.942564
twpcmbeC1.c1,2005,07 2:30:00,29 ,       0,24.83338,0.856323,4.611443
twpcmbeC1.c1,2005,07 3:30:00,29 ,       0, 14.5746,0.502572,2.706435
twpcmbeC1.c1,2005,07 4:30:00,29 ,       0,3.530944,0.121757, 0.65568
twpcmbeC1.c1,2005,07 5:30:00,29 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,07 6:30:00,29 ,3.296703,31.98394,17.09632,8.742888
twpcmbeC1.c1,2005,07 7:30:00,30 ,29.51472,158.5847,89.72044,33.95222
twpcmbeC1.c1,2005,07 8:30:00,31 ,45.57347,284.4088,166.7707,62.20831
twpcmbeC1.c1,2005,07 9:30:00,31 ,53.02503,406.4349,203.0231, 85.8527
twpcmbeC1.c1,2005,0710:30:00,31 ,30.73492,501.6266,235.7888,117.5304
twpcmbeC1.c1,2005,0711:30:00,31 ,37.48759,505.5675,235.0528,118.6207
twpcmbeC1.c1,2005,0712:30:00,31 ,20.05038,521.8016,239.4693,130.7222
twpcmbeC1.c1,2005,0713:30:00,31 , 11.7035,569.3542,223.8957,133.0517
twpcmbeC1.c1,2005,0714:30:00,31 ,24.83646, 394.245,208.9274,107.3505
twpcmbeC1.c1,2005,0715:30:00,31 ,13.14051,356.1182,182.3947,89.34745
twpcmbeC1.c1,2005,0716:30:00,31 ,24.94099, 279.506,116.7853,64.05407
twpcmbeC1.c1,2005,0717:30:00,29 ,4.366415,81.20022,42.00102,20.21628
twpcmbeC1.c1,2005,0718:30:00,29 ,       0,17.71479,2.356391,3.093064
twpcmbeC1.c1,2005,0719:30:00,29 ,       0, 17.1618,0.591786,3.186866
twpcmbeC1.c1,2005,0720:30:00,29 ,       0,19.03875,0.656509,3.535407
twpcmbeC1.c1,2005,0721:30:00,29 ,       0,22.02763,0.759573,4.090428
twpcmbeC1.c1,2005,0722:30:00,29 ,       0,26.91898,0.928241,4.998729
twpcmbeC1.c1,2005,0723:30:00,29 ,       0,27.47698,0.947482,5.102347