Hotels across the island enjoyed an upswing in performance. Accommodation demand rose by 5% and the average daily room rate by 7% from 2012.
Revenue per available room showed double-digit growth of 14%, spurred by higher room rates.
Erawan Group said the average occupancy rates of its Samui hotels, including the Renaissance Koh Samui Resort & Spa and the Ibis Koh Samui, were running strongly.
Average room rates increased by 15-80% for the Renaissance and 5-70% for the Ibis.