United States - Export Price Index (NAICS): Copper, nickel, lead, and zinc mining was 142.60000 Index Dec 2015=100 in December of 2018, according to the United States Federal Reserve. Historically, United States - Export Price Index (NAICS): Copper, nickel, lead, and zinc mining reached a record high of 177.90000 in February of 2018 and a record low of 99.60000 in January of 2016. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Export Price Index (NAICS): Copper, nickel, lead, and zinc mining - last updated from the United States Federal Reserve on April of 2024.