Racial disparities in U.S. prisons have declined over 16 years but black Americans are still more likely to be imprisoned than whites, according to a study released Tuesday.

From 2000 to 2016, racial and ethnic disparities decreased across prison, jail, probation, and parole populations, said the study by the nonpartisan Council on Criminal Justice think tank.

“For example, the black-white state imprisonment disparity fell from 8.3-to-1 to 5.1-to-1, and Hispanic-white parole disparity fell from 3.6-to-1 to 1.4-to-1,” said the report.

“Black-white disparities in state imprisonment rates fell across all major crime categories. The largest drop was for drug offenses,”

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