| Value | Category | Cases | |
|---|---|---|---|
| 0 | Less than one month ago | 4 |
1%
|
| 1 | 4 |
1%
|
|
| 2 | 8 |
2%
|
|
| 3 | 6 |
1.5%
|
|
| 4 | 8 |
2%
|
|
| 5 | 4 |
1%
|
|
| 6 | 10 |
2.5%
|
|
| 7 | 3 |
0.7%
|
|
| 8 | 7 |
1.7%
|
|
| 10 | 5 |
1.2%
|
|
| 11 | 2 |
0.5%
|
|
| 12 | 68 |
17%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 3 |
0.7%
|
|
| 16 | 4 |
1%
|
|
| 18 | 3 |
0.7%
|
|
| 19 | 2 |
0.5%
|
|
| 24 | 65 |
16.2%
|
|
| 25 | 1 |
0.2%
|
|
| 26 | 1 |
0.2%
|
|
| 28 | 1 |
0.2%
|
|
| 36 | 6 |
1.5%
|
|
| 95 | More than 36 months ago | 174 |
43.4%
|
| 98 | DK / Not sure | 9 |
2.2%
|
| 99 | Missing | 2 |
0.5%
|
| Sysmiss | 117 |