| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 353 |
17.5%
|
| 1 | Small number and old | 357 |
17.7%
|
| 2 | Few, but disorganised | 574 |
28.4%
|
| 3 | Well stocked | 723 |
35.8%
|
| 4 | 11 |
0.5%
|
|
| Sysmiss | 1309 |