datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,11 0:30:00,19 ,0.011594,0.178012,0.038824,0.039118
sgpcmbeC1.c1,2004,11 1:30:00,18 ,0.012633,0.170208,0.036836,0.041465
sgpcmbeC1.c1,2004,11 2:30:00,19 ,0.011012,0.233932, 0.04192,0.052945
sgpcmbeC1.c1,2004,11 3:30:00,18 ,0.014218,0.289285,0.056452,0.067047
sgpcmbeC1.c1,2004,11 4:30:00,18 ,0.012256,0.367313,0.058297,0.084972
sgpcmbeC1.c1,2004,11 5:30:00,19 ,0.014189,0.402037,0.057424,0.093803
sgpcmbeC1.c1,2004,11 6:30:00,17 ,0.004874,0.292137,0.047089,0.067281
sgpcmbeC1.c1,2004,11 7:30:00,19 ,0.012489,0.094623,0.033057,0.024173
sgpcmbeC1.c1,2004,11 8:30:00,21 ,0.006912,0.078468,0.026378,0.018254
sgpcmbeC1.c1,2004,11 9:30:00,22 ,0.011919,0.067109,0.029253, 0.01625
sgpcmbeC1.c1,2004,1110:30:00,24 ,0.012984,0.128339, 0.03593,0.028236
sgpcmbeC1.c1,2004,1111:30:00,23 ,0.015397,0.215557,0.041994,0.047208
sgpcmbeC1.c1,2004,1112:30:00,24 ,0.014276, 0.08337,0.030456,0.015432
sgpcmbeC1.c1,2004,1113:30:00,23 ,0.014179,0.060251,  0.0283,0.011619
sgpcmbeC1.c1,2004,1114:30:00,22 ,0.015597,0.254332,0.039906,0.050193
sgpcmbeC1.c1,2004,1115:30:00,22 ,0.009274,0.145759,0.032755,0.028078
sgpcmbeC1.c1,2004,1116:30:00,22 ,0.014171,0.063286,0.029676,0.013719
sgpcmbeC1.c1,2004,1117:30:00,20 ,0.013292,0.060955,0.026107,0.012886
sgpcmbeC1.c1,2004,1118:30:00,21 ,0.012062,0.404496,0.042538,0.083434
sgpcmbeC1.c1,2004,1119:30:00,21 ,0.013433, 0.34742,0.047666,0.078486
sgpcmbeC1.c1,2004,1120:30:00,21 ,0.013644,0.293722,0.041687,0.061135
sgpcmbeC1.c1,2004,1121:30:00,20 ,0.012256,0.545152,0.050909,0.116806
sgpcmbeC1.c1,2004,1122:30:00,21 ,0.012863,0.278492,0.047643,0.068292
sgpcmbeC1.c1,2004,1123:30:00,20 ,0.012397,0.329307, 0.04898,0.075673