datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,10 0:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,10 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,10 2:30:00,31 ,       0,0.061984,0.001999,0.011133
sgpcmbeC1.c1,1997,10 3:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,10 4:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,10 6:30:00,31 ,       0,11.89218,2.015387,3.001898
sgpcmbeC1.c1,1997,10 7:30:00,31 ,0.002362,55.99961, 24.3367,21.22692
sgpcmbeC1.c1,1997,10 8:30:00,31 ,0.005238,110.8299,35.74568,30.70448
sgpcmbeC1.c1,1997,10 9:30:00,31 ,0.010638,147.3728,33.24099, 33.0969
sgpcmbeC1.c1,1997,1010:30:00,31 ,0.095916,185.3608,32.14821,38.86966
sgpcmbeC1.c1,1997,1011:30:00,31 ,0.034836,185.5942,20.21563,35.24053
sgpcmbeC1.c1,1997,1012:30:00,31 ,0.053923, 221.051,37.99076,64.17025
sgpcmbeC1.c1,1997,1013:30:00,31 ,0.085383,219.9942,52.18587,66.30329
sgpcmbeC1.c1,1997,1014:30:00,31 ,0.058785,176.5435,53.10296,56.31777
sgpcmbeC1.c1,1997,1015:30:00,31 ,0.002534,158.0267,51.95076,44.86592
sgpcmbeC1.c1,1997,1016:30:00,31 ,0.003047,83.75661,37.11125,26.09564
sgpcmbeC1.c1,1997,1017:30:00,31 ,0.001233,33.72139,14.44961,11.66517
sgpcmbeC1.c1,1997,1018:30:00,31 ,       0,1.366732,0.149385,0.310358
sgpcmbeC1.c1,1997,1019:30:00,31 ,       0, 0.03878,0.001251,0.006965
sgpcmbeC1.c1,1997,1020:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,1021:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1997,1022:30:00,31 ,       0,0.151586, 0.00489,0.027226
sgpcmbeC1.c1,1997,1023:30:00,31 ,       0,0.363735,0.011733,0.065329