datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,01 0:30:00,31 ,0.170603,6.541463,1.754833,1.588599
sgpcmbeC1.c1,2001,01 1:30:00,31 ,0.251386,5.124347,1.449896,1.091159
sgpcmbeC1.c1,2001,01 2:30:00,31 ,0.179252,7.430064,1.442302,1.469237
sgpcmbeC1.c1,2001,01 3:30:00,31 ,0.195864, 4.94566,1.435772,1.225189
sgpcmbeC1.c1,2001,01 4:30:00,31 , 0.15077,3.202435,1.105148,0.794599
sgpcmbeC1.c1,2001,01 5:30:00,31 ,0.145481,3.550944,1.241233,0.986498
sgpcmbeC1.c1,2001,01 6:30:00,31 ,0.195669,4.750439,1.352444,1.136791
sgpcmbeC1.c1,2001,01 7:30:00,31 ,0.242686, 4.70697,1.365171,1.135311
sgpcmbeC1.c1,2001,01 8:30:00,31 ,0.232588,7.068161,2.969875,1.957956
sgpcmbeC1.c1,2001,01 9:30:00,31 ,0.188293,7.516415,3.379652,1.890804
sgpcmbeC1.c1,2001,0110:30:00,31 , 0.31495,9.565892,3.739611,2.223083
sgpcmbeC1.c1,2001,0111:30:00,31 ,0.304013,11.89948,3.854286,2.554265
sgpcmbeC1.c1,2001,0112:30:00,31 ,0.573882,8.249692,2.883412,1.624049
sgpcmbeC1.c1,2001,0113:30:00,31 ,0.147488,5.066789,2.334848,1.446196
sgpcmbeC1.c1,2001,0114:30:00,31 ,0.318886,8.624728,2.870523,2.008052
sgpcmbeC1.c1,2001,0115:30:00,31 ,0.262698,9.553749,3.246872,2.356277
sgpcmbeC1.c1,2001,0116:30:00,31 ,0.331938,8.046041,3.455742,2.283938
sgpcmbeC1.c1,2001,0117:30:00,31 ,0.281474,12.01515,3.975849,3.110765
sgpcmbeC1.c1,2001,0118:30:00,31 ,0.112581,6.503937,1.742533,1.556914
sgpcmbeC1.c1,2001,0119:30:00,31 ,   0.125, 6.96425,1.660614,1.470311
sgpcmbeC1.c1,2001,0120:30:00,31 ,0.163545,6.402204,1.711563,1.450526
sgpcmbeC1.c1,2001,0121:30:00,31 ,0.263825,5.285234,1.534396, 1.11313
sgpcmbeC1.c1,2001,0122:30:00,31 ,0.136289,3.347759,1.420343,1.034406
sgpcmbeC1.c1,2001,0123:30:00,31 ,0.106708,5.178368,1.589276,1.337134