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 ,       0,11.36938,2.800877,3.553652
sgpcmbeC1.c1,2001,10 7:30:00,31 , 0.07549,53.13856,32.61418,18.22612
sgpcmbeC1.c1,2001,10 8:30:00,31 , 0.05273, 135.088,51.35997,27.48815
sgpcmbeC1.c1,2001,10 9:30:00,31 ,0.253555,181.8341,63.26725,43.93969
sgpcmbeC1.c1,2001,1010:30:00,31 , 2.16969,217.1801,54.47309,48.06503
sgpcmbeC1.c1,2001,1011:30:00,31 ,11.50703, 252.476,71.27722,81.27426
sgpcmbeC1.c1,2001,1012:30:00,31 ,3.154149,221.5712,44.73709, 64.5317
sgpcmbeC1.c1,2001,1013:30:00,31 ,0.955734,275.8431,52.88272, 69.3524
sgpcmbeC1.c1,2001,1014:30:00,31 ,0.021737,212.1395,54.40815,44.45816
sgpcmbeC1.c1,2001,1015:30:00,31 ,0.059857,160.1351,55.38509,26.38156
sgpcmbeC1.c1,2001,1016:30:00,31 , 0.00341,106.6477,48.89103,19.40711
sgpcmbeC1.c1,2001,1017:30:00,31 ,       0, 48.6151,18.90299,14.79257
sgpcmbeC1.c1,2001,1018:30:00,31 ,       0, 2.14732,0.345733,0.643644
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