datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,09 0:30:00,26 , 1.73126,4.976833,3.640969, 0.76533
sgpcmbeC1.c1,1998,09 1:30:00,25 , 1.80001,5.233012,3.622996,0.783236
sgpcmbeC1.c1,1998,09 2:30:00,26 ,1.817691,5.336869,3.658122,0.793657
sgpcmbeC1.c1,1998,09 3:30:00,26 ,1.880846,5.754438,3.737923,0.813071
sgpcmbeC1.c1,1998,09 4:30:00,26 ,1.901348,4.481208,3.679595, 0.66807
sgpcmbeC1.c1,1998,09 5:30:00,26 ,1.910665,4.586913, 3.66936,0.671178
sgpcmbeC1.c1,1998,09 6:30:00,26 ,1.786162, 5.08484,3.691319,0.734927
sgpcmbeC1.c1,1998,09 7:30:00,26 ,1.649591,5.896339,3.779226,0.912988
sgpcmbeC1.c1,1998,09 8:30:00,26 , 1.67124,5.819147,3.732025,0.856328
sgpcmbeC1.c1,1998,09 9:30:00,26 ,1.548689,5.940457,3.671826,0.863574
sgpcmbeC1.c1,1998,0910:30:00,26 ,1.410992,6.026012,3.671404,0.852882
sgpcmbeC1.c1,1998,0911:30:00,27 ,1.296979,6.074313,3.744691,0.909109
sgpcmbeC1.c1,1998,0912:30:00,26 ,1.210563,6.169094,3.727715,0.922165
sgpcmbeC1.c1,1998,0913:30:00,26 ,  1.2077,6.018332,3.711744,0.912544
sgpcmbeC1.c1,1998,0914:30:00,23 ,1.167299,5.924296,3.791016,0.905889
sgpcmbeC1.c1,1998,0915:30:00,23 ,1.161178,5.518564,3.753396,0.836575
sgpcmbeC1.c1,1998,0916:30:00,23 ,1.181344,5.156356,3.717523,0.819111
sgpcmbeC1.c1,1998,0917:30:00,23 ,1.219524,5.119053,3.722277,0.831091
sgpcmbeC1.c1,1998,0918:30:00,26 , 1.21146,4.903971,3.631056,0.748974
sgpcmbeC1.c1,1998,0919:30:00,26 ,1.129545,4.802522,3.613864,0.735383
sgpcmbeC1.c1,1998,0920:30:00,26 ,1.062091,4.665747,3.583226,0.737537
sgpcmbeC1.c1,1998,0921:30:00,26 ,1.021736, 4.65981,3.557518, 0.75254
sgpcmbeC1.c1,1998,0922:30:00,26 ,1.198881,4.626232,3.600425,0.757351
sgpcmbeC1.c1,1998,0923:30:00,26 ,1.520581,4.763493,3.646817,0.753209