datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,10 0:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 1:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 2:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 5:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,10 6:30:00,30 ,       0,11.30611,6.050821,3.015929
sgpcmbeC1.c1,1999,10 7:30:00,30 ,6.981164,36.26604, 13.9295,7.034208
sgpcmbeC1.c1,1999,10 8:30:00,30 ,2.630032, 70.0079,15.97201,17.53095
sgpcmbeC1.c1,1999,10 9:30:00,30 ,1.233933,53.02717, 11.7868, 13.8413
sgpcmbeC1.c1,1999,1010:30:00,30 ,0.663783,80.07367,15.53624,20.01873
sgpcmbeC1.c1,1999,1011:30:00,30 ,0.836935,122.9059,20.56651,29.48947
sgpcmbeC1.c1,1999,1012:30:00,30 ,0.489349,89.57631,17.80326,25.75336
sgpcmbeC1.c1,1999,1013:30:00,30 ,0.584736, 138.251,20.84054,31.12871
sgpcmbeC1.c1,1999,1014:30:00,30 , 0.80737,71.32711,16.32092,20.70051
sgpcmbeC1.c1,1999,1015:30:00,30 ,2.338551,73.61527,15.20116,18.39079
sgpcmbeC1.c1,1999,1016:30:00,30 ,3.237441, 34.0564,12.04634,9.199974
sgpcmbeC1.c1,1999,1017:30:00,30 ,2.979215,28.24789,12.99715,5.115374
sgpcmbeC1.c1,1999,1018:30:00,29 ,       0,5.062029,0.784067,1.357688
sgpcmbeC1.c1,1999,1019:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1020:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1021:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1022:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,1023:30:00,29 ,       0,       0,       0,       0