| Letter | NATO Letter | % Correct |
|---|---|---|
| A | Alpha | 100%
|
| B | Bravo | 92%
|
| C | Charlie | 88%
|
| D | Delta | 88%
|
| E | Echo | 88%
|
| F | Foxtrot | 83%
|
| L | Lima | 71%
|
| H | Hotel | 67%
|
| K | Kilo | 67%
|
| R | Romeo | 67%
|
| W | Whiskey | 67%
|
| I | India | 63%
|
| J | Juliet | 63%
|
| T | Tango | 63%
|
| Y | Yankee | 63%
|
| Z | Zulu | 63%
|
| G | Golf | 58%
|
| O | Oscar | 58%
|
| P | Papa | 58%
|
| M | Mike | 54%
|
| Q | Quebec | 54%
|
| V | Victor | 54%
|
| N | November | 50%
|
| S | Sierra | 50%
|
| U | Uniform | 50%
|
| X | X-Ray | 50%
|