The Bureau of Labor Statistics (BLS) released May 2018 Producer Price Indexes (PPI) today. The All commodities aggregate index increased by 1.6% from April to May ’18 on a seasonally unadjusted basis, and has increased by 5.4% over a one year period. Industrial commodities also rose 1.8% over the last month, and has increased by 6.3% over a one year period. Prices for the Iron and steel group increased 2.5% from April to May ’18, and has increased by 12.6% over a one year period. The Metals and metal products group rose 1.7% over the same one month period, and has increased 9.2% over a one year period. Refined petroleum products also rose 9.9% over the last month, and has increased by 37.9% over a one year period. The top 10 gainers for the month of May are listed by PPI category in the table below (all indexes mentioned above and in tables below are seasonally unadjusted):