The unadjusted jobless rate eased to 3.8% from 4%, in line with economists' expectations. The number of unemployed fell to 151,074 from April's 158,570.
Youth unemployment in May fell to 22,518 from 24,740 in April. Total number of jobseekers was 215,264, down 8,540 from April. Total number of vacancies decreased to 17,097 from 17,294.