sentences:  Based on equity ownership in these mines, Cliffs' share of the annual rated production capacity is currently 21.2 million gross tons, representing 42 percent of total U.S. annual pellet capacity.During 2018, 2017, and 2016, Cleveland-Cliffs sold 20.6 million, 18.7 million and 18.2 million tons of iron ore pellets, respectively, from its share of the production from its mines.In June 2017, Cleveland-Cliffs announced the construction of a Hot-Briquetted Iron (HBI) Facility in Toledo, Ohio.