Population
There were 4 million enslaved people counted in the 1860 census. That dropped to zero in the 1870 count.
Data • By Topic • People & Society • Health • Health Risk Factors
The depression rate for the US adult population comes from the Behavioral Risk Factors Surveillance System, built by the Centers for Disease Control and Prevention. Depression is defined as having a depressive disorder as determined by a medical professional, including depression, major depression, dysthymia, or minor depression.
