| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 2 |
2.6%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 40 |
51.3%
|
|
| 1 | 3 |
3.8%
|
|
| 2 | 8 |
10.3%
|
|
| 3 | 2 |
2.6%
|
|
| 4 | 1 |
1.3%
|
|
| 5 | 5 |
6.4%
|
|
| 6 | 1 |
1.3%
|
|
| 7 | 2 |
2.6%
|
|
| 8 | 1 |
1.3%
|
|
| 10 | 3 |
3.8%
|
|
| 20 | 2 |
2.6%
|
|
| 23 | 1 |
1.3%
|
|
| 25 | 3 |
3.8%
|
|
| 65 | 1 |
1.3%
|
|
| 140 | 1 |
1.3%
|
|
| 200 | 1 |
1.3%
|
|
| 220 | 1 |
1.3%
|
|
| Sysmiss | 1018 |