(Hamilton)--Butler County's unemployment rate took a big dive in April. The Ohio Department of Job and Family Services says the county's jobless rate was 2.7%, down from 3.4% in March. The number of workers receiving jobless benefits fell to 5,500 compared to 6,900 in March, a drop of 1,400 workers. The agency says 196,700 people were employed during the month of April, up from 194,500 in March, a difference of 2,200 workers.