Query to find Concurrent job run time

-- Query to find Concurrent job run time

SELECT distinct t.user_concurrent_program_name,
r.REQUEST_ID,
to_char(r.ACTUAL_START_DATE,'dd-mm-yy hh24:mi:ss') "Started at",
to_char(r.ACTUAL_COMPLETION_DATE,'dd-mm-yy hh24:mi:ss') "Completed at",
round(((nvl(v.actual_completion_date,sysdate)-v.actual_start_date)*24*60)) "Time took MIN",
decode(r.PHASE_CODE,'C','Completed','I','Inactive','P ','Pending','R','Running','NA') phasecode,
decode(r.STATUS_CODE, 'A','Waiting', 'B','Resuming', 'C','Normal', 'D','Cancelled', 'E','Error', 'F','Scheduled', 'G','Warning', 'H','On Hold', 'I','Normal', 'M',
'No Manager', 'Q','Standby', 'R','Normal', 'S','Suspended', 'T','Terminating', 'U','Disabled', 'W','Paused', 'X','Terminated', 'Z','Waiting') "Status",r.argument_text "Parameters",substr(u.description,1,25) "Who submitted"
FROM
apps.fnd_concurrent_requests r ,
--apps.fnd_concurrent_programs p ,
apps.fnd_concurrent_programs_tl t,
apps.fnd_user u, apps.fnd_conc_req_summary_v v
WHERE
--r.CONCURRENT_PROGRAM_ID = p.CONCURRENT_PROGRAM_ID
r.actual_start_date >= (sysdate-1)
--AND r.requested_by=22378
--AND   r.PROGRAM_APPLICATION_ID = p.APPLICATION_ID
AND t.concurrent_program_id=r.concurrent_program_id
AND r.REQUESTED_BY=u.user_id
AND v.request_id=r.request_id
AND r.request_id ='20625085' --in ('13829387','13850423')
--and t.user_concurrent_program_name like 'Auto Ship Confirm Report'
order by to_char(r.ACTUAL_COMPLETION_DATE,'dd-mm-yy hh24:mi:ss');