| Value | Category | Cases | |
|---|---|---|---|
| 0 | 309 |
9.7%
|
|
| 1 | 23 |
0.7%
|
|
| 2 | 37 |
1.2%
|
|
| 3 | 42 |
1.3%
|
|
| 4 | 106 |
3.3%
|
|
| 5 | 120 |
3.8%
|
|
| 6 | 147 |
4.6%
|
|
| 7 | 127 |
4%
|
|
| 8 | 172 |
5.4%
|
|
| 9 | 216 |
6.8%
|
|
| 10 | 259 |
8.1%
|
|
| 11 | 148 |
4.7%
|
|
| 12 | 569 |
17.9%
|
|
| 13 | 80 |
2.5%
|
|
| 14 | 146 |
4.6%
|
|
| 15 | 117 |
3.7%
|
|
| 16 | 181 |
5.7%
|
|
| 17 | 56 |
1.8%
|
|
| 18 | 68 |
2.1%
|
|
| 19 | 9 |
0.3%
|
|
| 20 | 20 or more | 44 |
1.4%
|
| 98 | Don't know | 167 |
5.3%
|
| 99 | Refused | 36 |
1.1%
|
| Sysmiss | 1597 |