datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,11 0:30:00,30 ,       0,0.662041,0.047131,0.145087
sgpcmbeC1.c1,2004,11 1:30:00,30 ,       0,0.511339,0.030496, 0.10082
sgpcmbeC1.c1,2004,11 2:30:00,30 ,       0,0.462398,0.024694,0.093245
sgpcmbeC1.c1,2004,11 3:30:00,30 ,       0,0.522764, 0.03979,0.127617
sgpcmbeC1.c1,2004,11 4:30:00,30 ,       0,0.215698,0.009871,0.041553
sgpcmbeC1.c1,2004,11 5:30:00,30 ,       0,0.100853,0.004403,0.019087
sgpcmbeC1.c1,2004,11 6:30:00,30 ,       0,0.138351,0.007391,0.028693
sgpcmbeC1.c1,2004,11 7:30:00,30 ,       0, 38.7177,6.185535,11.84875
sgpcmbeC1.c1,2004,11 8:30:00,30 ,       0, 62.6818,14.56522,21.59941
sgpcmbeC1.c1,2004,11 9:30:00,30 ,0.000613,152.7689,24.74651,34.94007
sgpcmbeC1.c1,2004,1110:30:00,30 ,       0,154.5454,30.31479,41.54514
sgpcmbeC1.c1,2004,1111:30:00,30 ,0.069356,144.4974, 31.0669,41.45686
sgpcmbeC1.c1,2004,1112:30:00,30 ,0.017981,215.3635,30.30089,50.14006
sgpcmbeC1.c1,2004,1113:30:00,30 ,0.096882,160.1221,29.10124, 43.5842
sgpcmbeC1.c1,2004,1114:30:00,30 ,       0,107.6287,25.31288,35.25332
sgpcmbeC1.c1,2004,1115:30:00,30 ,0.001805,104.0484,21.42702,28.94565
sgpcmbeC1.c1,2004,1116:30:00,30 ,       0, 54.2763,14.22658,20.25156
sgpcmbeC1.c1,2004,1117:30:00,30 ,       0,8.763801,1.268363,2.382456
sgpcmbeC1.c1,2004,1118:30:00,30 ,       0,0.556043,0.050123,0.120268
sgpcmbeC1.c1,2004,1119:30:00,30 ,       0,0.212896, 0.01502,0.050291
sgpcmbeC1.c1,2004,1120:30:00,30 ,       0,0.341666,0.053031,0.108107
sgpcmbeC1.c1,2004,1121:30:00,30 ,       0,0.458118,0.036535,0.111977
sgpcmbeC1.c1,2004,1122:30:00,30 ,       0,0.364307,0.038103,0.097398
sgpcmbeC1.c1,2004,1123:30:00,30 ,       0, 0.54757,0.110533,0.202263