datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,03 0:30:00,28 ,0.011325,0.197739,0.038551, 0.04097
sgpcmbeC1.c1,1998,03 1:30:00,27 ,0.011025,0.255147, 0.03814,0.047169
sgpcmbeC1.c1,1998,03 2:30:00,27 ,0.010969,0.115142,0.031052,0.023454
sgpcmbeC1.c1,1998,03 3:30:00,26 ,0.011242,0.153294,0.033606,0.030907
sgpcmbeC1.c1,1998,03 4:30:00,27 ,0.011494,0.189915,0.034412,0.035603
sgpcmbeC1.c1,1998,03 5:30:00,26 , 0.01231,0.180472,0.038905,0.040557
sgpcmbeC1.c1,1998,03 6:30:00,27 , 0.01162,  0.6112,0.070846,0.131072
sgpcmbeC1.c1,1998,03 7:30:00,26 ,0.011623,0.183018,0.033661,0.038684
sgpcmbeC1.c1,1998,03 8:30:00,25 ,0.012081,0.111909, 0.02921,0.023914
sgpcmbeC1.c1,1998,03 9:30:00,28 ,0.011582,0.542458,0.062586,0.108321
sgpcmbeC1.c1,1998,0310:30:00,27 ,0.009967,0.337273, 0.05401,0.077024
sgpcmbeC1.c1,1998,0311:30:00,24 ,0.013048,0.348042,0.050031,0.069513
sgpcmbeC1.c1,1998,0312:30:00,23 ,0.014396,0.622302,0.068865, 0.13212
sgpcmbeC1.c1,1998,0313:30:00,23 ,0.013335,0.238461,0.050645,0.056655
sgpcmbeC1.c1,1998,0314:30:00,23 , 0.01335,0.339488,0.048785,0.066497
sgpcmbeC1.c1,1998,0315:30:00,24 ,0.014344,0.174753,0.045485,0.040137
sgpcmbeC1.c1,1998,0316:30:00,23 ,0.013333,0.262596,0.045617,0.055102
sgpcmbeC1.c1,1998,0317:30:00,24 ,0.012886,0.392028,0.065058,0.094012
sgpcmbeC1.c1,1998,0318:30:00,28 ,0.011531,0.224944,0.040944,0.050949
sgpcmbeC1.c1,1998,0319:30:00,26 ,0.012919,0.179994,0.037623,0.038209
sgpcmbeC1.c1,1998,0320:30:00,26 ,0.012606,0.088809,0.032845, 0.02426
sgpcmbeC1.c1,1998,0321:30:00,27 ,0.012331,0.207479,0.035591,0.038436
sgpcmbeC1.c1,1998,0322:30:00,28 ,0.010811,0.170769,0.037275,0.038332
sgpcmbeC1.c1,1998,0323:30:00,27 , 0.01095,0.163337,0.035117,0.032241