select obj.owner
      ,obj.object_type
      ,count(distinct obj.object_name)  num_objects
      ,count(distinct tr.dbout_name)    num_tested
 from  dba_objects  obj
  left join wt_test_runs  tr
            on  tr.dbout_owner = obj.owner
            and tr.dbout_type  = obj.object_type
            and tr.dbout_name  = obj.object_name
 where obj.owner in (select distinct tr2.dbout_owner
                      from wt_test_runs tr2)
  and  obj.object_type in ('FUNCTION', 'PROCEDURE',
            'PACKAGE BODY', 'TYPE BODY', 'TRIGGER')
 group by obj.owner
      ,obj.object_type
 order by obj.owner
      ,obj.object_type;