| Value | Category | Cases | |
|---|---|---|---|
| 1 | 53 |
30.5%
|
|
| 2 | 40 |
23%
|
|
| 3 | 23 |
13.2%
|
|
| 4 | 16 |
9.2%
|
|
| 5 | 6 |
3.4%
|
|
| 6 | 6 |
3.4%
|
|
| 7 | 2 |
1.1%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 6 |
3.4%
|
|
| 12 | 1 |
0.6%
|
|
| 15 | 2 |
1.1%
|
|
| 18 | 1 |
0.6%
|
|
| 20 | 7 |
4%
|
|
| 25 | 1 |
0.6%
|
|
| 30 | 1 |
0.6%
|
|
| 40 | 1 |
0.6%
|
|
| 77 | Don't know | 7 |
4%
|
| Sysmiss | 2283 |