#!/usr/bin/gawk -f

BEGIN{
  FS=OFS=",";
  locAtt = 1;
  d=0;
  totLoc=0;
}

d==1{
  totLoc = totLoc + exp( $locAtt );
  #totLoc = totLoc + ( $locAtt );
}

/@data/{d=1;}

END{
  print totLoc;
}