Roll-on/roll-off (Ro-Ro) movements in 2023 was entirely international with a close split between cargo imports (53.3%) and exports (46.7%).
Roedd holl draffig roll-on/roll-off (Ro-Ro) yn 2023 yn draffig rhyngwladol gyda rhaniad eithaf cyfartal rhwng cargo a fewnforiwyd (53.3%) a chargo a allforiwyd (46.7%).