| Can recite them line by line | 5 % |
| Have a working knowledge of them | 59 % |
| I know where there’s a printed copy of them | 18 % |
| What’s an SOG/SOP? | 18 % |
| Total | 56 |
| Can recite them line by line | 5 % |
| Have a working knowledge of them | 59 % |
| I know where there’s a printed copy of them | 18 % |
| What’s an SOG/SOP? | 18 % |
| Total | 56 |