| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Capital (Nouakchott) | 753 |
34.4%
|
| 1 | Small city (Nouadibou/Kiffa) | 217 |
9.9%
|
| 2 | Town (other cities) | 572 |
26.1%
|
| 3 | Countryside (rural) | 649 |
29.6%
|