The Density of a nation is the number of people per square mile. Crowded nations have higher densities than less crowded nations.
Arable land is land that is farmable.
Desert land is generally not farmable. The percentage of Muslims in each nation is an estimation. You can sort this table by population , area , density , arable land, or Muslim population by clicking on the column headings. At one time, Algeria was part of France, but the Algerians asked the French to leave. Iran has been ruled by Muslim clerics since 1980.