datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,10 0:30:00,31 ,0.348042,20.13157,3.504285,4.675087
sgpcmbeC1.c1,2002,10 1:30:00,31 ,0.275091,12.78092, 3.08369,3.280222
sgpcmbeC1.c1,2002,10 2:30:00,31 ,0.394965,32.21161,5.895067,8.300016
sgpcmbeC1.c1,2002,10 3:30:00,31 ,0.287086,30.91742,5.362748,6.764572
sgpcmbeC1.c1,2002,10 4:30:00,31 ,0.287192, 16.1523,4.572945,4.817963
sgpcmbeC1.c1,2002,10 5:30:00,31 ,0.551422,17.58741,4.716306,4.935478
sgpcmbeC1.c1,2002,10 6:30:00,31 ,0.339903,25.81644,4.094786,5.764308
sgpcmbeC1.c1,2002,10 7:30:00,31 ,0.238893,12.02317,3.005247,3.539484
sgpcmbeC1.c1,2002,10 8:30:00,31 ,0.267565,12.91309,2.784971,3.140129
sgpcmbeC1.c1,2002,10 9:30:00,31 ,0.583041,12.02388,2.550483, 2.53703
sgpcmbeC1.c1,2002,1010:30:00,31 ,0.409453,12.64756,2.248982,2.464318
sgpcmbeC1.c1,2002,1011:30:00,31 ,0.353812,8.360363,2.425077,2.406097
sgpcmbeC1.c1,2002,1012:30:00,31 ,0.421841,25.43026,3.944423,5.322975
sgpcmbeC1.c1,2002,1013:30:00,31 ,0.340111,10.64206,3.024022,  2.9121
sgpcmbeC1.c1,2002,1014:30:00,31 ,0.423371,18.46417,3.751671, 4.40079
sgpcmbeC1.c1,2002,1015:30:00,31 ,0.265594,18.63967,3.418859,4.392297
sgpcmbeC1.c1,2002,1016:30:00,31 ,0.307542,15.58043,3.021812,3.827004
sgpcmbeC1.c1,2002,1017:30:00,31 ,0.202941,29.67812,3.807933,5.721483
sgpcmbeC1.c1,2002,1018:30:00,31 ,0.190977,18.38724,3.674936,4.860349
sgpcmbeC1.c1,2002,1019:30:00,31 ,0.372424,19.39148, 2.88459,3.987148
sgpcmbeC1.c1,2002,1020:30:00,31 ,0.289034,20.85811,2.846287,4.119131
sgpcmbeC1.c1,2002,1021:30:00,31 ,0.205273,12.38399,2.552901,3.031699
sgpcmbeC1.c1,2002,1022:30:00,31 ,0.345318,6.840771, 2.07163,1.550296
sgpcmbeC1.c1,2002,1023:30:00,31 ,0.304985,25.58952,4.464354,6.760107