| Value | Category | Cases | |
|---|---|---|---|
| 0 | 63 |
8.2%
|
|
| 1 | 450 |
58.7%
|
|
| 2 | 75 |
9.8%
|
|
| 3 | 31 |
4%
|
|
| 4 | 23 |
3%
|
|
| 5 | 52 |
6.8%
|
|
| 6 | 30 |
3.9%
|
|
| 7 | 18 |
2.3%
|
|
| 8 | 3 |
0.4%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 4 |
0.5%
|
|
| 12 | 6 |
0.8%
|
|
| 13 | 2 |
0.3%
|
|
| 18 | 1 |
0.1%
|
|
| 22 | 2 |
0.3%
|
|
| 24 | 1 |
0.1%
|
|
| 60 | 1 |
0.1%
|
|
| 98 | Don't know | 2 |
0.3%
|
| 99 | Missing | 2 |
0.3%
|
| Sysmiss | 1513 |