United States - Leading Indicators OECD: Reference series: Gross Domestic Product (GDP): Normalised for G7 was 100.19170 Index in August of 2023, according to the United States Federal Reserve. Historically, United States - Leading Indicators OECD: Reference series: Gross Domestic Product (GDP): Normalised for G7 reached a record high of 102.72469 in May of 1973 and a record low of 89.65122 in May of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Leading Indicators OECD: Reference series: Gross Domestic Product (GDP): Normalised for G7 - last updated from the United States Federal Reserve on April of 2026.