| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.5%
|
|
| 1 | 78 |
41.5%
|
|
| 2 | 37 |
19.7%
|
|
| 3 | 29 |
15.4%
|
|
| 4 | 2 |
1.1%
|
|
| 5 | 3 |
1.6%
|
|
| 6 | 3 |
1.6%
|
|
| 7 | 3 |
1.6%
|
|
| 8 | 3 |
1.6%
|
|
| 9 | 1 |
0.5%
|
|
| 10 | 3 |
1.6%
|
|
| 12 | 2 |
1.1%
|
|
| 15 | 2 |
1.1%
|
|
| 16 | 1 |
0.5%
|
|
| 20 | 3 |
1.6%
|
|
| 24 | 2 |
1.1%
|
|
| 25 | 1 |
0.5%
|
|
| 30 | 2 |
1.1%
|
|
| 50 | 7 |
3.7%
|
|
| 77 | Don't know | 5 |
2.7%
|
| Sysmiss | 967 |