In the three months to May 2018, services output increased by 0.4% compared with the three months ending February 2018.
The wholesale, retail and motor trade sector made the largest contribution to the three-month on three-month growth, contributing 0.11 percentage points.
The Index of Services increased by 0.3% between April 2018 and May 2018.
The wholesale, retail and motor trade also made the largest contribution to the month-on-month increase, contributing 0.18 percentage points.