How to find No. of request submitted per day in Oracle Application

With the below query we can find the total no. of request submitted per day.

SELECT concurrent_program_name, COUNT(*) 

FROM FND_CONCURRENT_REQUESTS R, FND_CONCURRENT_PROGRAMS P 

WHERE R.concurrent_program_id=P.concurrent_program_id  

AND R.actual_start_date= {pick a day}

GROUP BY concurrent_program_name

ORDER BY 2 DESC;

NOTE: give the value for pick a day