Which leaves: The United States†, Papua New Guinea, Swaziland, and Liberia. † It appears as though CA, NJ, WA (DC?) have some paid compensation for all workers

Which leaves: The United States†, Papua New Guinea, Swaziland, and Liberia. † It appears as though CA, NJ, WA (DC?) have some paid compensation for all workers. Still, it seems pretty paltry compared with nearly everywhere else in the world.