while (my $ref = $sth->fetchrow_hashref()) {
        my %row_data;
        $row_data{NET_ID} = $ref->{'id'};
        $row_data{NET_VALUE} = $ref->{'value'};
        push(@network_data, \%row_data);
    }

    while (my $ref2 = $sth2->fetchrow_hashref()) {
        my %row2_data;
        $row2_data{LOC_ID} = $ref2->{'id'};
        $row2_data{LOC_VALUE} = $ref2->{'value'};
        push(@location_data, \%row2_data);
    }