Colonized by Spain, the land that is now New Mexico became U.S. territory as part oft he Gadsen Purchase in 1853, though New Mexico did not become a U.S. state until 1912.
Average incomes in Florida are $75,000. Average salaries in Michigan and Pennsylvania are $73,000 per annual. By far most paid US city is San Francisco, with average salary about $100,000 per annual. The second largest salaries are in New York City, Washington DC, and Boston, all from $87,000 to $88,000 per annual.
The average median income is exactly in the middle of the range of incomes. Half of Americans make more and the other half make less. The U.S. Census Bureau reported that the average median income was $56,516 per household in 2015. A household is any group of people who live together.