[% USE CSV -%]
[% CSV.dump([ 'Device' 'Total Ports' 'In Use' 'Shutdown' 'Free' ]) %]

[% FOREACH row IN results %]
  [% mylist = [] %]
  [% device = row.dns || row.ip %]
  [% FOREACH col IN [ device row.port_count row.ports_in_use row.ports_shutdown row.ports_free ] %]
    [% mylist.push(col) %]
  [% END %]
  [% CSV.dump(mylist) %]

[% END %]