| Value | Category | Cases | |
|---|---|---|---|
| 0 | 136 |
67.3%
|
|
| 1 | 25 |
12.4%
|
|
| 2 | 12 |
5.9%
|
|
| 3 | 10 |
5%
|
|
| 4 | 4 |
2%
|
|
| 5 | 5 |
2.5%
|
|
| 6 | 2 |
1%
|
|
| 7 | 1 |
0.5%
|
|
| 8 | 1 |
0.5%
|
|
| 12 | 1 |
0.5%
|
|
| 50 | 1 |
0.5%
|
|
| 98 | Don't know | 1 |
0.5%
|
| a | 3 |
1.5%
|
|
| Sysmiss | 3 |