According to the reports, Brazilian Vale S.A. (Vale)’s iron ore output and sales both dropped during the first quarter compared with same period of the previous year due to dam disaster happened this January.

Vale is the biggest iron ore and nickel producer globally with headquarter located in Rio de Janeiro, Brazil.

Vale’s iron ore output slid by 11% and its sales declined significantly by 22% year on year during the first three months of 2019.

Vale was ordered to shut down several of its mines after the dam accident which killed 236 people and 34 people missing. Analysts said the weak performances were mainly in accordance with market expectations.