Figure 1: Percentage of U.S. Population Covered in the 2014 NIS by Census Division and Region, Calculated using the Estimated U.S. Population on July 1, 2014
| Census Division | Population of NIS (millions) | U.S. Population (millions) |
|---|---|---|
| New England | 13,361,816 (91.0%) | 14,689,812 |
| Middle Atlantic | 41,481,469 (100.0%) | 41,481,469 |
| East North Central | 46,752,805 (100.0%) | 46,752,805 |
| West North Central | 21,009,264 (100.0%) | 21,009,264 |
| South Atlantic | 61,584,279 (98.5%) | 62,520,247 |
| East South Central | 10,960,396 (58.3%) | 18,800,250 |
| West South Central | 38,474,513 (100.0%) | 38,474,513 |
| Mountain | 21,560,273 (93.0%) | 23,195,079 |
| Pacific | 51,246,916 (98.6%) | 51,983,962 |
| Census Region | Population of NIS (millions) | U.S. Population (millions) |
| Northeast | 54,843,285 (97.6%) | 56,171,281 |
| Midwest | 67,762,069 (100.0%) | 67,762,069 |
| South | 111,019,188 (92.7%) | 119,795,010 |
| West | 72,807,189 (96.8%) | 75,179,041 |
| United States | 306,431,731 (96.1%) | 318,907,401 |