| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
7.7%
|
|
| 1 | 20 |
11.8%
|
|
| 2 | 16 |
9.5%
|
|
| 3 | 10 |
5.9%
|
|
| 4 | 12 |
7.1%
|
|
| 5 | 8 |
4.7%
|
|
| 6 | 17 |
10.1%
|
|
| 7 | 2 |
1.2%
|
|
| 8 | 7 |
4.1%
|
|
| 9 | 6 |
3.6%
|
|
| 10 | 6 |
3.6%
|
|
| 11 | 1 |
0.6%
|
|
| 12 | 23 |
13.6%
|
|
| 13 | 1 |
0.6%
|
|
| 14 | 2 |
1.2%
|
|
| 15 | 2 |
1.2%
|
|
| 17 | 1 |
0.6%
|
|
| 18 | 1 |
0.6%
|
|
| 95 | More than 24 months ago | 19 |
11.2%
|
| 98 | Not sure | 2 |
1.2%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 148 |