datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,10 0:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 2:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 3:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 4:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,10 6:30:00,31 ,       0,13.58319,5.735667, 3.31158
sgpcmbeC1.c1,2001,10 7:30:00,31 ,7.175184,44.75076,16.40348,8.855343
sgpcmbeC1.c1,2001,10 8:30:00,31 ,3.304605,49.51511,15.77916,13.60991
sgpcmbeC1.c1,2001,10 9:30:00,31 ,1.319979,83.82159,22.99513,26.53332
sgpcmbeC1.c1,2001,1010:30:00,31 ,0.316145,126.0916,27.62312,39.67063
sgpcmbeC1.c1,2001,1011:30:00,31 , 0.44311,130.7904,27.88929,38.40109
sgpcmbeC1.c1,2001,1012:30:00,31 ,0.376865,169.9858,26.48441,38.76275
sgpcmbeC1.c1,2001,1013:30:00,31 ,0.440961,110.7367,18.40405,30.59657
sgpcmbeC1.c1,2001,1014:30:00,31 ,0.936816, 77.5602,15.42507,22.00278
sgpcmbeC1.c1,2001,1015:30:00,31 , 1.48606,64.20265, 15.6576,19.22076
sgpcmbeC1.c1,2001,1016:30:00,31 ,4.286922,35.80974,12.07405,8.826765
sgpcmbeC1.c1,2001,1017:30:00,31 ,6.050659,29.59193, 15.0644, 5.61058
sgpcmbeC1.c1,2001,1018:30:00,31 ,       0,4.073965,0.851894,1.329346
sgpcmbeC1.c1,2001,1019:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,1020:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,1021:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,1022:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2001,1023:30:00,31 ,       0,       0,       0,       0