| Value | Category | Cases | |
|---|---|---|---|
| 0 | NA / NR | 449829 |
97.8%
|
| 1 | One outlet | 6409 |
1.4%
|
| 2 | Two outlets | 340 |
0.1%
|
| 3 | Three or more outlets | 1650 |
0.4%
|
| 9 | Not known | 1556 |
0.3%
|