datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,10 0:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 1:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 2:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 3:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 4:30:00,28 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,10 6:30:00,31 ,       0,15.56705, 4.84571,4.831782
sgpcmbeC1.c1,2000,10 7:30:00,31 , 5.29783,161.3244,77.87198,52.89757
sgpcmbeC1.c1,2000,10 8:30:00,31 , 38.1534,372.0233,214.6262,123.9139
sgpcmbeC1.c1,2000,10 9:30:00,31 ,4.854403,557.6599,353.0006,195.3352
sgpcmbeC1.c1,2000,1010:30:00,31 ,26.22408,696.0592,444.0716,  232.35
sgpcmbeC1.c1,2000,1011:30:00,31 ,84.67064,784.0886,502.8305,244.1074
sgpcmbeC1.c1,2000,1012:30:00,31 ,73.36882,801.7821,516.9533,253.1144
sgpcmbeC1.c1,2000,1013:30:00,31 ,29.03703,763.0371,478.3843,242.7765
sgpcmbeC1.c1,2000,1014:30:00,31 ,44.13051,650.5846,417.5324,189.7242
sgpcmbeC1.c1,2000,1015:30:00,31 ,38.79795,479.7023,284.2208,139.1247
sgpcmbeC1.c1,2000,1016:30:00,31 ,12.84115,281.7217,147.4214,86.51741
sgpcmbeC1.c1,2000,1017:30:00,31 ,2.356949, 92.6758,34.94235,27.67774
sgpcmbeC1.c1,2000,1018:30:00,31 ,       0,3.995583,0.414824,1.107201
sgpcmbeC1.c1,2000,1019:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1020:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1021:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1022:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,1023:30:00,29 ,       0,       0,       0,       0