Led by improvements in production-related indicators, the Chicago Fed National Activity Index (CFNAI) increased to +0.29 in May from –0.09 in April. Three of the four broad categories of indicators used to construct the index made positive contributions in May, and three categories improved from April. The index’s three-month moving average, CFNAI-MA3, rose to +0.81 in May from +0.17 in April.