The industrial production (IP) index measures the real output of all relevant establishments located in the United States, regardless of their ownership, but not those located in U.S. territories.
NAICS = 211111pt.
Source Code: IP.G211111C.N
Board of Governors of the Federal Reserve System (US), Industrial Production: Mining, Quarrying, and Oil and Gas Extraction: Crude Oil (NAICS = 211111pt.) [IPG211111CN], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/IPG211111CN, October 18, 2021.