query: SELECT count(*) ,  time_of_day FROM broadcast GROUP BY time_of_day
question: Count the number of programs broadcasted for each time section of a day.
query_toks: SELECT count ( * ) , time_of_day FROM broadcast GROUP BY time_of_day
query_toks_no_value: select count ( * ) , time_of_day from broadcast group by time_of_day
question_toks: Count the number of programs broadcasted for each time section of a day.