Seoul's monthly rents for high-end homes were the fifth most expensive in the world last year.

According to a report by the global human resources firm ECA International on Wednesday, the average monthly rent for a three-bedroom home in the capital Seoul was US$6,200.

The report surveyed 92 cities worldwide. Hong Kong topped the list as the city with the highest rent followed by Tokyo New York and Mexico City. At the other end Nairobi, Dallas and Ankara were among the cities with the cheapest rents.