| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -88 | Refusal | 0 |
0%
|
| -77 | Not applicable | 0 |
0%
|
| 0 | 92 |
67.6%
|
|
| 1 | 20 |
14.7%
|
|
| 2 | 15 |
11%
|
|
| 3 | 3 |
2.2%
|
|
| 4 | 2 |
1.5%
|
|
| 5 | 2 |
1.5%
|
|
| 6 | 1 |
0.7%
|
|
| 10 | 1 |
0.7%
|
|
| Sysmiss | 799 |