Growth was driven by both exports and domestic demand.
On the production side, industry and services expanded, while agriculture contracted.
Year-on-year, the economy grew by 1.6 percent, compared with 1.7 percent in the previous period and matching market expectations.
Considering 2017 full year, the GDP rose by a non-seasonally adjusted 1.4 percent, following a 0.9 percent increase in 2016. After adjustments for the number of days worked, 2017 growth came in at 1.5 percent. It was the strongest pace of expansion since 2010, but still below the Eurozone's average of 2.5 percent.