| Value | Category | Cases | |
|---|---|---|---|
| -96 | Other (specify) | 22 |
1.9%
|
| 1 | No need | 489 |
42.2%
|
| 2 | They are not effective | 46 |
4%
|
| 3 | Could not afford them / too expensive | 573 |
49.4%
|
| 4 | They were not available in the shops or markets / limited availability | 27 |
2.3%
|
| a | 3 |
0.3%
|
|
| Sysmiss | 569 |