| Letter | Last Name | Frequency | % Correct |
|---|---|---|---|
| G | Garcia | 1:31 | 86%
|
| R | Rodriguez | 1:50 | 77%
|
| F | Fernandez | 1:50 | 71%
|
| L | Lopez | 1:52 | 70%
|
| M | Martin | 1:94 | 68%
|
| H | Hernandez | 1:126 | 65%
|
| S | Sanchez | 1:56 | 65%
|
| M | Martinez | 1:55 | 63%
|
| G | Gomez | 1:93 | 56%
|
| G | Gonzalez | 1:50 | 56%
|
| P | Perez | 1:58 | 47%
|
| J | Jimenez | 1:117 | 37%
|
| D | Diaz | 1:135 | 24%
|
| R | Ruiz | 1:121 | 20%
|
| M | Moreno | 1:140 | 15%
|
| M | Muñoz | 1:160 | 11%
|