datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,10 0:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 1:30:00,31 ,       0,0.027305,0.001744,0.006749
sgpcmbeC1.c1,1998,10 2:30:00,31 ,       0,0.077078,0.002486,0.013844
sgpcmbeC1.c1,1998,10 3:30:00,31 ,       0,0.120251,0.003879,0.021598
sgpcmbeC1.c1,1998,10 4:30:00,31 ,       0,0.053435,0.001724,0.009597
sgpcmbeC1.c1,1998,10 5:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,1998,10 6:30:00,31 ,       0,4.771403,1.484754, 1.38344
sgpcmbeC1.c1,1998,10 7:30:00,31 ,0.525612,20.13147,8.999853,5.251377
sgpcmbeC1.c1,1998,10 8:30:00,31 ,0.934229, 30.4957,10.61634,6.968919
sgpcmbeC1.c1,1998,10 9:30:00,31 ,0.548539,31.45757,10.50557,7.521411
sgpcmbeC1.c1,1998,1010:30:00,31 ,1.121172,36.77889,11.57942,9.935009
sgpcmbeC1.c1,1998,1011:30:00,31 ,1.770768,34.20995,10.54709,10.45289
sgpcmbeC1.c1,1998,1012:30:00,31 ,0.598529, 35.0486,10.77017,10.93233
sgpcmbeC1.c1,1998,1013:30:00,31 ,1.780984,47.32415,13.51826,12.12559
sgpcmbeC1.c1,1998,1014:30:00,31 ,2.005227,39.27858,13.81375,10.78354
sgpcmbeC1.c1,1998,1015:30:00,31 ,1.070542,29.74543,11.40006,8.409978
sgpcmbeC1.c1,1998,1016:30:00,31 ,       0,24.11426,10.60208,6.227549
sgpcmbeC1.c1,1998,1017:30:00,31 ,       0, 12.5734,6.233514,3.847577
sgpcmbeC1.c1,1998,1018:30:00,31 ,       0,2.476075,0.111572, 0.44793
sgpcmbeC1.c1,1998,1019:30:00,31 ,       0,0.081866,0.002641,0.014704
sgpcmbeC1.c1,1998,1020:30:00,31 ,       0,0.005667,0.000183,0.001018
sgpcmbeC1.c1,1998,1021:30:00,31 ,       0,0.170123,0.005488,0.030555
sgpcmbeC1.c1,1998,1022:30:00,31 ,       0, 0.09459, 0.00608,0.023535
sgpcmbeC1.c1,1998,1023:30:00,31 ,       0,0.033763,0.001089,0.006064