| Value | Category | Cases | |
|---|---|---|---|
| 0 | 81 |
31%
|
|
| 1 | 79 |
30.3%
|
|
| 2 | 63 |
24.1%
|
|
| 3 | 28 |
10.7%
|
|
| 4 | 8 |
3.1%
|
|
| 16 | 1 |
0.4%
|
|
| 77 | Don't know | 1 |
0.4%
|
| Sysmiss | 1895 |