| Value | Category | Cases | |
|---|---|---|---|
| 0 | 843 |
40.8%
|
|
| 1 | 571 |
27.7%
|
|
| 2 | 338 |
16.4%
|
|
| 3 | 135 |
6.5%
|
|
| 4 | 68 |
3.3%
|
|
| 5 | 27 |
1.3%
|
|
| 6 | 21 |
1%
|
|
| 7 | 10 |
0.5%
|
|
| 8 | 8 |
0.4%
|
|
| 10 | 7 |
0.3%
|
|
| 11 | 1 |
0%
|
|
| 12 | 2 |
0.1%
|
|
| 15 | 1 |
0%
|
|
| 18 | 1 |
0%
|
|
| 20 | 2 |
0.1%
|
|
| 77 | Don't know | 16 |
0.8%
|
| 99 | Don't know | 13 |
0.6%
|
| Sysmiss | 693 |