Ratio of GNP to GDP for Iran was 99.36% in January of 2010, according to the United States Federal Reserve. Historically, Ratio of GNP to GDP for Iran reached a record high of 100.91 in January of 1979 and a record low of 95.03 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Ratio of GNP to GDP for Iran - last updated from the United States Federal Reserve on May of 2026.