The seasonally adjusted monthly services value index decreased by 0.8% in the month of July.
However the index was up 3.5% in the year to July of this year.
The wholesale and retail trade showed increases in the month of over 4% while the value of transport and storage services were up almost 2%.
Declines of over 4% were recorded in professional and technical activities and in the information and communication sector.
On an annual basis, administrative and support services showed the biggest increase, up over 17.5% in value.
Information and communication services were up almost 10%.