United States ISM Purchasing Managers Index (PMI)
Business Confidence in the United States remained unchanged at 51.50 percent in April of 2015. Business Confidence in the United States averaged 52.79 percent from 1948 until 2015, reaching an all-time high of 77.50 percent in July of 1950 and a record low of 29.40 percent in May of 1980. Business Confidence in the United States is reported by the Institute for Supply Management.
(text-source: http://www.tradingeconomics.com/united-states/business-confidence)
Graph below: ISM Manufacturing Index June 2014 up to April 2015
Graph below: ISM Manufacturing Index versus SPX (S&P 500) 1 year period up to April 2015
Graph below: ISM Manufacturing Index 2005 up to April 2015