| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 1 |
0.6%
|
| 0 | 70 |
44.3%
|
|
| 1 | 10 |
6.3%
|
|
| 2 | 12 |
7.6%
|
|
| 3 | 10 |
6.3%
|
|
| 4 | 6 |
3.8%
|
|
| 5 | 8 |
5.1%
|
|
| 6 | 5 |
3.2%
|
|
| 7 | 4 |
2.5%
|
|
| 8 | 2 |
1.3%
|
|
| 9 | 2 |
1.3%
|
|
| 10 | 10 |
6.3%
|
|
| 11 | 1 |
0.6%
|
|
| 12 | 1 |
0.6%
|
|
| 14 | 1 |
0.6%
|
|
| 16 | 1 |
0.6%
|
|
| 21 | 1 |
0.6%
|
|
| 22 | 1 |
0.6%
|
|
| 24 | 1 |
0.6%
|
|
| 30 | 4 |
2.5%
|
|
| 40 | 1 |
0.6%
|
|
| 50 | 1 |
0.6%
|
|
| 65 | 1 |
0.6%
|
|
| 73 | 1 |
0.6%
|
|
| 75 | 1 |
0.6%
|
|
| 150 | 1 |
0.6%
|
|
| 400 | 1 |
0.6%
|
|
| Sysmiss | 614 |