datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2005,09 0:00:00,30 ,       0,0.451086,0.020075,0.085366
twpcmbeC3.c1,2005,09 1:00:00,30 ,       0,0.073057,0.002435,0.013338
twpcmbeC3.c1,2005,09 2:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,09 3:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,09 4:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,09 5:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,09 6:00:00,30 ,       0,0.237678,0.042929,0.070849
twpcmbeC3.c1,2005,09 7:00:00,30 ,3.439818,10.42328,7.366202, 1.94303
twpcmbeC3.c1,2005,09 8:00:00,30 ,4.035314,22.99081,13.50365, 3.38015
twpcmbeC3.c1,2005,09 9:00:00,30 ,8.942072,35.16969,19.20289,7.653423
twpcmbeC3.c1,2005,0910:00:00,30 ,7.944989,53.33586,25.28439,13.87576
twpcmbeC3.c1,2005,0911:00:00,30 ,4.854036,62.19212,29.42518,19.15325
twpcmbeC3.c1,2005,0912:00:00,30 ,1.898962,64.61761,30.36928,22.04376
twpcmbeC3.c1,2005,0913:00:00,30 ,1.164604,62.46399,24.54677,20.83727
twpcmbeC3.c1,2005,0914:00:00,30 ,2.683923,49.60218, 15.0518,14.02548
twpcmbeC3.c1,2005,0915:00:00,30 ,5.729634,39.91996,12.21668,8.099622
twpcmbeC3.c1,2005,0916:00:00,30 ,  7.7314,19.64629,11.66487,2.242027
twpcmbeC3.c1,2005,0917:00:00,30 , 10.9464,19.91399,13.58923,2.085416
twpcmbeC3.c1,2005,0918:00:00,30 ,7.197368,13.49922, 11.0931,1.371135
twpcmbeC3.c1,2005,0919:00:00,30 ,       0,1.121394,0.732434,0.237994
twpcmbeC3.c1,2005,0920:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,0921:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,0922:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,0923:00:00,30 ,       0,0.631772,0.021059,0.115345