datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,01 0:30:00,30 ,0.208395,4.823086,1.366825,0.978313
sgpcmbeC1.c1,1999,01 1:30:00,30 ,0.155565,3.211589,1.297993,0.789202
sgpcmbeC1.c1,1999,01 2:30:00,31 ,0.272649,9.725204,1.627524,1.738485
sgpcmbeC1.c1,1999,01 3:30:00,30 ,0.258341,6.575324,1.641428,1.474611
sgpcmbeC1.c1,1999,01 4:30:00,30 ,0.228936,4.617004,1.452942,1.211368
sgpcmbeC1.c1,1999,01 5:30:00,30 ,0.267314,5.068794, 1.56369,1.105905
sgpcmbeC1.c1,1999,01 6:30:00,30 ,0.256405,8.420948,1.750023,1.963274
sgpcmbeC1.c1,1999,01 7:30:00,30 ,0.165499, 5.46182,1.635509,1.535802
sgpcmbeC1.c1,1999,01 8:30:00,29 , 0.38746,7.387198,3.054933,2.032627
sgpcmbeC1.c1,1999,01 9:30:00,30 ,0.235688,12.75226,3.852135,3.250469
sgpcmbeC1.c1,1999,0110:30:00,29 ,0.273197,  10.125,4.205587,2.681734
sgpcmbeC1.c1,1999,0111:30:00,30 ,0.422579,11.64831,4.146506,2.873154
sgpcmbeC1.c1,1999,0112:30:00,28 ,0.574827,10.47462,4.202872, 2.77142
sgpcmbeC1.c1,1999,0113:30:00,28 ,0.563694,8.389312,3.175262,1.948581
sgpcmbeC1.c1,1999,0114:30:00,28 ,0.694942,9.245585,3.439189,2.714026
sgpcmbeC1.c1,1999,0115:30:00,29 ,0.442073,6.782917,2.822789,1.755893
sgpcmbeC1.c1,1999,0116:30:00,30 ,0.197953,12.35907,4.082427,2.897858
sgpcmbeC1.c1,1999,0117:30:00,30 , 0.24784,11.79568,4.091928,3.240619
sgpcmbeC1.c1,1999,0118:30:00,30 ,0.369067,6.785854,2.298934,1.877297
sgpcmbeC1.c1,1999,0119:30:00,30 ,0.304337,7.425869,2.098226,1.700602
sgpcmbeC1.c1,1999,0120:30:00,30 ,0.139331, 10.4076,1.971424, 2.10248
sgpcmbeC1.c1,1999,0121:30:00,30 ,0.154696,5.102618,1.667873,1.281184
sgpcmbeC1.c1,1999,0122:30:00,30 ,  0.3492,3.591618,1.473313,0.974326
sgpcmbeC1.c1,1999,0123:30:00,30 ,0.263899,5.219999,1.689815,1.282493