| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 |
22.8%
|
|
| 2 | 11 |
19.3%
|
|
| 3 | 10 |
17.5%
|
|
| 4 | 3 |
5.3%
|
|
| 5 | 2 |
3.5%
|
|
| 6 | 1 |
1.8%
|
|
| 7 | 1 |
1.8%
|
|
| 9 | 1 |
1.8%
|
|
| 12 | 1 |
1.8%
|
|
| 20 | 4 |
7%
|
|
| 22 | 1 |
1.8%
|
|
| 24 | 1 |
1.8%
|
|
| 34 | 1 |
1.8%
|
|
| 48 | 1 |
1.8%
|
|
| 77 | Don't know | 5 |
8.8%
|
| 88 | Don't know | 1 |
1.8%
|
| Sysmiss | 1374 |