Figure 1: Percentage of U.S. Population Covered in the 2017 NIS by Census Division and Region, Calculated using the Estimated U.S. Population on July 1, 2017
| Census Division | Population of NIS (millions) | U.S. Population (millions) |
|---|---|---|
| New England | 13,453,200 (90.9%) | 14,802,967 |
| Middle Atlantic | 41,269,709 (100.0%) | 41,269,709 |
| East North Central | 46,878,905 (100.0%) | 46,878,905 |
| West North Central | 21,277,130 (100.0%) | 21,277,130 |
| South Atlantic | 64,641,801 (100.0%) | 64,641,801 |
| East South Central | 14,152,331 (74.4%) | 19,027,451 |
| West South Central | 39,929,172 (100.0%) | 39,929,172 |
| Mountain | 22,465,720 (92.9%) | 24,184,624 |
| Pacific | 53,135,362 (100.0%) | 53,135,362 |
| Census Region | Population of NIS (millions) | U.S. Population (millions) |
| Northeast | 54,722,909 (97.6%) | 56,072,676 |
| Midwest | 68,156,035 (100.0%) | 68,156,035 |
| South | 118,723,304 (96.1%) | 123,598,424 |
| West | 75,601,082 (97.8%) | 77,319,986 |
| United States | 317,203,330 (97.6%) | 325,147,121 |