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 ,       0,5.386533,1.444813,1.686512
sgpcmbeC1.c1,2000,10 7:30:00,30 ,0.608875,56.40778, 23.7118,19.54708
sgpcmbeC1.c1,2000,10 8:30:00,31 ,4.312166,121.1025,58.48992,43.96787
sgpcmbeC1.c1,2000,10 9:30:00,31 ,0.442528,174.4257,91.30461,63.16785
sgpcmbeC1.c1,2000,1010:30:00,31 ,  7.0353,208.9764,112.0859,73.63933
sgpcmbeC1.c1,2000,1011:30:00,31 ,  9.4826,230.0205,124.0876,77.23219
sgpcmbeC1.c1,2000,1012:30:00,31 , 8.20525,234.5933,126.0703,77.57553
sgpcmbeC1.c1,2000,1013:30:00,30 ,7.507077,222.2885,121.4008,71.69162
sgpcmbeC1.c1,2000,1014:30:00,31 ,4.995771,193.9465,104.5483,61.46015
sgpcmbeC1.c1,2000,1015:30:00,31 ,6.357404,146.3089, 72.9474,46.41949
sgpcmbeC1.c1,2000,1016:30:00,31 ,1.748782,90.79173,39.95474,30.81725
sgpcmbeC1.c1,2000,1017:30:00,31 ,0.177003,30.69574,10.00893,9.808982
sgpcmbeC1.c1,2000,1018:30:00,31 ,       0,0.406559,0.028445,0.078071
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