United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Railroad Equipment, Ships and Boats, and Other Transportation Equipment (NAICS = 3365-9) was 0.83% in March of 2024, according to the United States Federal Reserve. Historically, United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Railroad Equipment, Ships and Boats, and Other Transportation Equipment (NAICS = 3365-9) reached a record high of 1.35 in October of 1979 and a record low of 0.66 in January of 1996. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Relative Importance Weights (Contribution to the Total Industrial Production Index): Manufacturing: Durable Goods: Railroad Equipment, Ships and Boats, and Other Transportation Equipment (NAICS = 3365-9) - last updated from the United States Federal Reserve on April of 2024.