The 10 quietest test centres in the UK are all based in Scotland, apart from Plymouth LGV and are unsurprisingly all rural locations.
| Rating | Test centre | Tests conducted |
| 1 | Isle of Mull | 12 |
| 2 | Barra | 19 |
| 3 | Mallaig | 29 |
| 4 | Gairloch | 35 |
| 5 | Ullapool | 44 |
| 6 | Plymouth LGV | 44 |
| 7 | Pitlochry | 66 |
| 8 | Inveraray | 69 |
| 9 | Golspie | 72 |
| 10 | Isle of Skye (Portree) | 74 |