| Letter | Population | County | % Correct |
|---|---|---|---|
| Q | 2,331,143 | Queens, New York | 93%
|
| K | 2,641,052 | Kings, New York | 87%
|
| L | 9,829,544 | Los Angeles, California | 87%
|
| N | 1,576,876 | New York, New York | 87%
|
| D | 2,586,050 | Dallas, Texas | 73%
|
| O | 3,167,809 | Orange, California | 73%
|
| C | 5,173,146 | Cook, Illinois | 67%
|
| S | 3,286,069 | San Diego, California | 67%
|
| Y | 449,058 | York, Pennsylvania | 67%
|
| P | 1,576,251 | Philadelphia, Pennsylvania | 60%
|
| H | 4,728,030 | Harris, Texas | 47%
|
| R | 2,458,395 | Riverside, California | 40%
|
| W | 1,774,816 | Wayne, Michigan | 40%
|
| J | 777,874 | Jefferson, Kentucky | 33%
|
| M | 4,496,588 | Maricopa, Arizona | 33%
|
| B | 2,028,236 | Bexar, Texas | 27%
|
| A | 1,648,556 | Alameda, California | 20%
|
| E | 950,683 | Erie, New York | 20%
|
| U | 684,986 | Utah, Utah | 20%
|
| F | 1,321,414 | Franklin, Ohio | 13%
|
| G | 964,546 | Gwinnett, Georgia | 13%
|
| T | 2,126,477 | Tarrant, Texas | 13%
|
| V | 839,784 | Ventura, California | 13%
|
| Z | 14,390 | Zapata, Texas | 13%
|
| I | 292,406 | Ingham, Michigan | 7%
|