Housing, food, transportation, and clothing account for an estimated 66% of income spent for an average American household in 2012.
According to The Atlantic, housing, food and clothing account for more than 60% of expenses for the poor. Basically, most of their income is spent is covering basic needs and not much, or none, is left for savings. The rich, by contrast, have a larger margin that can be spent in entertainment, insurance, and savings.
As part of the PBS series America Revealed, this aerial visualization shows the patterns of internet distribution in the United States. We can see that the regions with highest levels of internet connectivity include the Northeast, and parts of the South and Midwest, followed by the Pacific West.