Russia is the most heavily policed country in the world, followed by Turkey, Italy and Portugal.

This graphic from Statista uses statistics from the UN's Office on Drugs and Crime.

In Russia, police personnel represent 564.6 per 100,000 in the population, with Turkey having 474.8 per 100,000 and Italy 467.2.

Portugal and Hong Kong take the fourth and fifth places respectively with 454.2 and 450.7 police officers per 100,000 of the population.