In December 2020, estimates for construction output decreased by 4.6% in the month-on-month series, after rising in November (+2.2%).
In the 4th quarter of 2020, the seasonally adjusted index of production in construction fell by 3.4% when compared with the previous three months.
Year on year, the unadjusted index for construction output grew by 1.8%, while the calendar adjusted index (21 calendar working days versus 20 in December 2019) was down 1.5%.
Looking at annual growth rates, the whole of 2020 shows a fall of 7.5% in the unadjusted series, while the calendar adjusted index dropped by 8.2%. Following the impact of the COVID-19, this is the first annual fall in the calendar adjusted index since 2016 when it contracted by 0.1%, and the largest since 2013 when it decreased by 10.2%.