datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,07 0:30:00,23 ,2.008281,4.673774,3.756033,0.768691
sgpcmbeC1.c1,1999,07 1:30:00,23 , 1.89248,4.696938,3.763758,0.789285
sgpcmbeC1.c1,1999,07 2:30:00,24 ,1.880757,5.506267,3.842857,0.885054
sgpcmbeC1.c1,1999,07 3:30:00,24 ,1.990657,5.247654,3.845088,0.861543
sgpcmbeC1.c1,1999,07 4:30:00,24 ,2.016343,5.283078,3.865555,0.900816
sgpcmbeC1.c1,1999,07 5:30:00,24 ,1.982829,5.522193,3.840591,0.896221
sgpcmbeC1.c1,1999,07 6:30:00,24 , 2.07241,5.656104,3.842417,0.888108
sgpcmbeC1.c1,1999,07 7:30:00,25 ,2.064527,4.811949,3.682568,0.779287
sgpcmbeC1.c1,1999,07 8:30:00,28 ,2.041265,4.717027,3.669176,0.734603
sgpcmbeC1.c1,1999,07 9:30:00,29 , 2.05085,5.012323,3.735668,0.742366
sgpcmbeC1.c1,1999,0710:30:00,29 ,2.099293,4.972479,3.736488,0.742202
sgpcmbeC1.c1,1999,0711:30:00,28 ,1.811723,4.841819,3.761056,0.749427
sgpcmbeC1.c1,1999,0712:30:00,26 ,2.085283,4.694754,3.822413,0.735754
sgpcmbeC1.c1,1999,0713:30:00,26 ,  2.1332,4.704457, 3.82976,0.702919
sgpcmbeC1.c1,1999,0714:30:00,25 , 2.10554,4.951057,3.876423,0.736246
sgpcmbeC1.c1,1999,0715:30:00,23 ,2.004654,4.938297,3.925453,0.768089
sgpcmbeC1.c1,1999,0716:30:00,23 ,1.986712,5.145872,3.973865,0.790794
sgpcmbeC1.c1,1999,0717:30:00,23 ,2.010544,5.254623,4.002534,0.800359
sgpcmbeC1.c1,1999,0718:30:00,24 ,2.007444,5.418386,3.950427,0.836239
sgpcmbeC1.c1,1999,0719:30:00,24 ,1.956373,5.544897,3.928945,0.887285
sgpcmbeC1.c1,1999,0720:30:00,23 ,1.922628,5.486597,3.867291,0.876606
sgpcmbeC1.c1,1999,0721:30:00,23 ,1.981749,5.391798,3.848942,0.873719
sgpcmbeC1.c1,1999,0722:30:00,23 ,2.049214,5.267915,3.849686,0.831895
sgpcmbeC1.c1,1999,0723:30:00,23 ,2.085318,5.087805,3.808067,0.800565