| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 1 |
1.2%
|
| 1 | 1 |
1.2%
|
|
| 2 | 1 |
1.2%
|
|
| 3 | 3 |
3.7%
|
|
| 5 | 9 |
11.1%
|
|
| 7 | 3 |
3.7%
|
|
| 8 | 1 |
1.2%
|
|
| 9 | 3 |
3.7%
|
|
| 10 | 15 |
18.5%
|
|
| 12 | 1 |
1.2%
|
|
| 15 | 8 |
9.9%
|
|
| 17 | 1 |
1.2%
|
|
| 19 | 1 |
1.2%
|
|
| 20 | 11 |
13.6%
|
|
| 22 | 2 |
2.5%
|
|
| 25 | 1 |
1.2%
|
|
| 30 | 7 |
8.6%
|
|
| 38 | 1 |
1.2%
|
|
| 40 | 1 |
1.2%
|
|
| 50 | 4 |
4.9%
|
|
| 70 | 1 |
1.2%
|
|
| 80 | 1 |
1.2%
|
|
| 100 | 3 |
3.7%
|
|
| 112 | 1 |
1.2%
|
|
| Sysmiss | 519 |