| Value | Category | Cases | |
|---|---|---|---|
| 0 | 624 |
37.9%
|
|
| 1 | 585 |
35.5%
|
|
| 2 | 164 |
10%
|
|
| 3 | 64 |
3.9%
|
|
| 4 | 62 |
3.8%
|
|
| 5 | 14 |
0.9%
|
|
| 6 | 20 |
1.2%
|
|
| 7 | 6 |
0.4%
|
|
| 8 | 14 |
0.9%
|
|
| 9 | 2 |
0.1%
|
|
| 10 | 14 |
0.9%
|
|
| 12 | 14 |
0.9%
|
|
| 14 | 2 |
0.1%
|
|
| 15 | 7 |
0.4%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|
|
| 23 | 1 |
0.1%
|
|
| 24 | 3 |
0.2%
|
|
| 27 | 2 |
0.1%
|
|
| 30 | 3 |
0.2%
|
|
| 77 | Don't know | 44 |
2.7%
|
| Sysmiss | 2991 |