The formula is GDP/Population. If you're looking at just one point in time in one country, then you can use regular, “nominal” GDP divided by the current population. If you want to compare GDP per capita between countries, you must use the purchasing power parity GDP.
Jacksonville ranked 48 out of the top 100 most populous cities from 2007 to 2016, according to the most recent reports from the National Human Trafficking Center.
