| Value | Category | Cases | |
|---|---|---|---|
| 0 | 304 |
80.4%
|
|
| 1 | 3 |
0.8%
|
|
| 2 | 2 |
0.5%
|
|
| 3 | 2 |
0.5%
|
|
| 4 | 3 |
0.8%
|
|
| 5 | 1 |
0.3%
|
|
| 6 | 7 |
1.9%
|
|
| 7 | 2 |
0.5%
|
|
| 8 | 1 |
0.3%
|
|
| 12 | 7 |
1.9%
|
|
| 15 | 1 |
0.3%
|
|
| 16 | 2 |
0.5%
|
|
| 18 | 1 |
0.3%
|
|
| 24 | 2 |
0.5%
|
|
| 26 | 1 |
0.3%
|
|
| 36 | 1 |
0.3%
|
|
| 50 | 14 |
3.7%
|
|
| 77 | Don't know | 24 |
6.3%
|
| Sysmiss | 1009 |