Harmonised Inflation Rate MoM in Bulgaria averaged 1.35 percent from 1997 until 2022, reaching an all time high of 242.40 percent in February of 1997 and a record low of -3.50 percent in June of 1998. This page includes a chart with historical data for Bulgaria Harmonised Inflation Rate MoM. Bulgaria Harmonised Inflation Rate MoM - values, historical data and charts - was last updated on July of 2022.