| Value | Category | Cases | |
|---|---|---|---|
| 0 | 210 |
70.5%
|
|
| 1 | 34 |
11.4%
|
|
| 2 | 18 |
6%
|
|
| 3 | 13 |
4.4%
|
|
| 4 | 4 |
1.3%
|
|
| 5 | 4 |
1.3%
|
|
| 7 | 2 |
0.7%
|
|
| 8 | 1 |
0.3%
|
|
| 9 | 1 |
0.3%
|
|
| 10 | 2 |
0.7%
|
|
| 15 | 2 |
0.7%
|
|
| 98 | Don't know | 7 |
2.3%
|
| Sysmiss | 4 |