Statistics available from: <a href="https:&#x2F;&#x2F;www.drdni.gov.uk&#x2F;articles&#x2F;northern-ireland-road-and-rail-transport-statistics" rel="nofollow">https:&#x2F;&#x2F;www.drdni.gov.uk&#x2F;articles&#x2F;northern-ireland-road-and-...</a>