ISM reports solid non-manufacturing growth in May by admin | Jun 6, 2018 The index ISM uses to measure non-manufacturing growth—known as the NMI–headed up 1.8% to 58.6 (a reading above 50 indicates growth) in May. The May NMI is 0.9% ahead of the 12-month average of 58.6. Powered by WPeMatico Share this:Tweet Related Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.