| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
6.8%
|
|
| 1 | 42 |
16.9%
|
|
| 2 | 41 |
16.5%
|
|
| 3 | 22 |
8.8%
|
|
| 4 | 18 |
7.2%
|
|
| 5 | 12 |
4.8%
|
|
| 6 | 31 |
12.4%
|
|
| 7 | 2 |
0.8%
|
|
| 8 | 5 |
2%
|
|
| 9 | 2 |
0.8%
|
|
| 11 | 2 |
0.8%
|
|
| 12 | 18 |
7.2%
|
|
| 13 | 2 |
0.8%
|
|
| 18 | 2 |
0.8%
|
|
| 24 | 5 |
2%
|
|
| 96 | More than 3 years ago | 16 |
6.4%
|
| 98 | Don't know | 12 |
4.8%
|
| 99 | 1 | ||
| Sysmiss | 8807 |