In the United Kingdom, the Markit / Chartered Institute of Purchasing and Supply Purchasing Managers Index measures the performance of the construction sector and is derived from a survey of 170 construction companies. This is only a limited sample of PMI headline data displayed on the Customer’s service, under licence from S&P Global. Full historic PMI headline data and all other PMI sub-index data and histories are available on subscription from S&P Global. Contact economics@spglobal.com for more details.