Interest Rate in Papua New Guinea averaged 7.18 percent from 2001 until 2022, reaching an all time high of 16.00 percent in June of 2003 and a record low of 3.00 percent in April of 2020. This page provides - Papua New Guinea Interest Rate - actual values, historical data, forecast, chart, statistics, economic calendar and news. Papua New Guinea Interest Rate - values, historical data and charts - was last updated on January of 2023.