54 percent settled in four states: California, New York, Florida, and Texas ... The United States has a yearly net migration rate of 3.31 people per 1,000 ... 30 countries have net migration rates higher than the United States ...
note:includes only the 50 states and District of Columbia 3.Climate:mostly temperate,but tropical in Hawaii and Florida,arctic in Alaska,semiarid in the great plains west of the Mississippi River,and arid in the Great Basin of the southwest; low winter temperatures in the northwest are ...