datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,06 0:30:00,30 , 0.34286,5.197939,1.784325,1.263712
sgpcmbeC1.c1,2001,06 1:30:00,30 ,0.405691,4.079815,1.403894, 0.87249
sgpcmbeC1.c1,2001,06 2:30:00,30 ,0.442308,10.22249,1.964893,1.905615
sgpcmbeC1.c1,2001,06 3:30:00,30 ,0.545005,9.491414,1.883897,1.753535
sgpcmbeC1.c1,2001,06 4:30:00,30 ,0.371397, 3.96784,1.691966,0.975475
sgpcmbeC1.c1,2001,06 5:30:00,30 ,0.654401,5.496311,2.291345,1.175669
sgpcmbeC1.c1,2001,06 6:30:00,30 ,0.375117,9.373182,4.384834,2.363163
sgpcmbeC1.c1,2001,06 7:30:00,30 , 1.85701,8.324025,4.955756,1.842597
sgpcmbeC1.c1,2001,06 8:30:00,30 ,1.762031,8.046459, 5.05187,1.608298
sgpcmbeC1.c1,2001,06 9:30:00,30 ,2.655613,12.25363,5.142591,1.872702
sgpcmbeC1.c1,2001,0610:30:00,30 , 1.30603,14.12208,5.334378, 2.79718
sgpcmbeC1.c1,2001,0611:30:00,30 ,2.013414,10.50399,5.046758,2.281042
sgpcmbeC1.c1,2001,0612:30:00,30 ,1.737565,13.82289,5.003202,3.030904
sgpcmbeC1.c1,2001,0613:30:00,30 ,1.352789, 10.4343,4.147755, 2.79807
sgpcmbeC1.c1,2001,0614:30:00,30 ,1.623898,8.642766,3.757156, 2.00716
sgpcmbeC1.c1,2001,0615:30:00,30 ,1.763935, 7.28072,3.194539,1.414684
sgpcmbeC1.c1,2001,0616:30:00,30 ,2.188075,5.804325,3.388823,0.881459
sgpcmbeC1.c1,2001,0617:30:00,30 ,2.162066,6.204503,3.737635,0.959395
sgpcmbeC1.c1,2001,0618:30:00,30 , 1.54111,7.718686,3.926945,1.151975
sgpcmbeC1.c1,2001,0619:30:00,30 ,2.302926, 8.60065,4.985609,1.989482
sgpcmbeC1.c1,2001,0620:30:00,30 ,0.701468,5.731973,3.349913,1.455262
sgpcmbeC1.c1,2001,0621:30:00,30 ,0.417015,7.468069,2.120836, 1.41672
sgpcmbeC1.c1,2001,0622:30:00,30 ,0.396951, 4.12887,1.636936,0.879627
sgpcmbeC1.c1,2001,0623:30:00,30 ,0.478006,  9.0385,1.955307,2.038631