| Surname | % Correct |
|---|---|
| Smith | 96%
|
| Jones | 57%
|
| Johnson | 50%
|
| Brown | 49%
|
| White | 39%
|
| Williams | 37%
|
| Lee | 27%
|
| Nguyen | 25%
|
| Wilson | 23%
|
| Thompson | 21%
|
| Thomas | 20%
|
| Taylor | 19%
|
| Anderson | 18%
|
| Harris | 17%
|
| Martin | 16%
|
| King | 14%
|
| Robinson | 13%
|
| Kelly | 12%
|
| Walker | 10%
|
| Ryan | 8%
|