The Central Statistics Office has estimated that the volume of retail sales last year fell by just over 14% compared with 2008.
Read the full CSO report
Retail sales were particularly hard hit early in 2009 by a dramatic slump in motor sales, but stabilised in the later months of the year.
For December, the volume of sales rose by 0.4% from November. Sales were down 7.5% compared with December 2008, which was the smallest annual drop recorded last year.
The December figures were boosted by an 8.3% monthly increase in the motor sector.
There were monthly increases in most categories of sales in December, but almost all are still well down compared with December 2008.
