Usa Population 2024 Live Score. Most developed countries have an hdi score of 0.8 or above, landing them in the very high human development tier. Single adults without kids comprised 29.0% of all us households in 2023, up from 13.1% in 1960.
These countries have stable governments, widespread affordable. These metrics include the number of work hours, job security, adult depression, income growth, and the weather, among others.