| Value | Category | Cases | |
|---|---|---|---|
| -9999 | inapplicable | 3179 |
24.4%
|
| -3 | non-response | 0 |
0%
|
| -2 | non response | 130 |
1%
|
| -1 | non response | 0 |
0%
|
| 1 | permanently | 4435 |
34.1%
|
| 2 | daily with interruptions | 3523 |
27.1%
|
| 3 | with weekly interruptions | 1627 |
12.5%
|
| 4 | with interruptions lasting more than 1 week | 88 |
0.7%
|
| 9 | others | 21 |
0.2%
|