datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,11 0:30:00,29 ,0.255959,5.496375,1.570138,1.231909
sgpcmbeC1.c1,2007,11 1:30:00,30 ,0.334785,13.23378,2.244809,2.796732
sgpcmbeC1.c1,2007,11 2:30:00,30 , 0.36603,4.829914,1.895262,1.175151
sgpcmbeC1.c1,2007,11 3:30:00,30 ,0.186158,17.03278,2.220729,3.006494
sgpcmbeC1.c1,2007,11 4:30:00,30 ,0.343728,3.972428, 1.45419,0.896062
sgpcmbeC1.c1,2007,11 5:30:00,30 ,0.313719,5.321064,1.343636,1.078251
sgpcmbeC1.c1,2007,11 6:30:00,30 ,0.160867,11.19644,2.211474, 2.41662
sgpcmbeC1.c1,2007,11 7:30:00,30 ,0.534157,17.65935, 3.79639,3.359016
sgpcmbeC1.c1,2007,11 8:30:00,30 ,0.416852,8.603103,5.530765,2.349249
sgpcmbeC1.c1,2007,11 9:30:00,29 ,0.338107,9.930717,6.321535,2.580247
sgpcmbeC1.c1,2007,1110:30:00,29 ,1.157659, 11.4359,5.479875,2.345019
sgpcmbeC1.c1,2007,1111:30:00,29 ,1.929183,9.854714,4.591364,1.674685
sgpcmbeC1.c1,2007,1112:30:00,29 ,0.849191,10.11626,3.293194,1.753438
sgpcmbeC1.c1,2007,1113:30:00,30 ,  0.8554,6.582711,2.582222,1.505978
sgpcmbeC1.c1,2007,1114:30:00,30 ,1.077529, 5.85277,  2.5799,1.115431
sgpcmbeC1.c1,2007,1115:30:00,30 ,1.377478,7.110734, 3.88047,1.415586
sgpcmbeC1.c1,2007,1116:30:00,30 ,1.315455,14.66024,5.834914,3.137552
sgpcmbeC1.c1,2007,1117:30:00,30 ,0.802171,9.212649,4.716172,2.232234
sgpcmbeC1.c1,2007,1118:30:00,30 ,0.395917,7.828448, 2.93285,1.905398
sgpcmbeC1.c1,2007,1119:30:00,30 ,0.364511,  5.8922,2.081165,1.416733
sgpcmbeC1.c1,2007,1120:30:00,29 ,0.271379,6.484841,1.847247,1.560755
sgpcmbeC1.c1,2007,1121:30:00,29 ,0.244336, 6.81369,1.940604,1.495648
sgpcmbeC1.c1,2007,1122:30:00,29 ,0.264768,3.977926,1.652304, 0.97849
sgpcmbeC1.c1,2007,1123:30:00,29 , 0.23132, 30.8128,2.290644,5.550826