datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,10 0:30:00,31 ,       0,0.189526,0.024621,0.055817
sgpcmbeC1.c1,2007,10 1:30:00,31 ,       0,0.493805,0.023805,0.091874
sgpcmbeC1.c1,2007,10 2:30:00,31 ,       0,0.086525,0.010496,0.024851
sgpcmbeC1.c1,2007,10 3:30:00,31 ,       0,0.098416,0.005181,0.019408
sgpcmbeC1.c1,2007,10 4:30:00,31 ,       0,0.114035,0.005216,0.021874
sgpcmbeC1.c1,2007,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2007,10 6:30:00,31 ,       0,6.826125,2.339413,1.917074
sgpcmbeC1.c1,2007,10 7:30:00,31 ,0.276048, 20.3394,12.96218,4.627462
sgpcmbeC1.c1,2007,10 8:30:00,31 ,0.503799,27.00934,13.51259,5.377146
sgpcmbeC1.c1,2007,10 9:30:00,31 ,0.625744,36.95391,12.54014,7.858844
sgpcmbeC1.c1,2007,1010:30:00,31 ,0.372872,38.21377,10.81174, 10.3744
sgpcmbeC1.c1,2007,1011:30:00,31 ,0.589117,42.55591,8.922527,13.13052
sgpcmbeC1.c1,2007,1012:30:00,31 ,0.396982,48.82709,9.417304,13.71934
sgpcmbeC1.c1,2007,1013:30:00,31 ,2.018837,47.00252,13.20221,14.74843
sgpcmbeC1.c1,2007,1014:30:00,31 ,5.706325,41.65002,13.43936,10.54479
sgpcmbeC1.c1,2007,1015:30:00,31 , 6.37714,40.21522,15.39599,9.076553
sgpcmbeC1.c1,2007,1016:30:00,31 ,4.189274,24.57827,14.63183,4.627542
sgpcmbeC1.c1,2007,1017:30:00,31 ,       0,14.76462,9.587584,4.019223
sgpcmbeC1.c1,2007,1018:30:00,31 ,       0, 0.79235,0.078275,0.201761
sgpcmbeC1.c1,2007,1019:30:00,31 ,       0, 0.00165,0.000053,0.000296
sgpcmbeC1.c1,2007,1020:30:00,31 ,       0,0.034255,0.001105,0.006152
sgpcmbeC1.c1,2007,1021:30:00,31 ,       0,0.238757,0.017332,0.051464
sgpcmbeC1.c1,2007,1022:30:00,31 ,       0,0.258199,0.025729,0.063778
sgpcmbeC1.c1,2007,1023:30:00,31 ,       0,0.189784,0.006476,0.034077