| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 9 |
1.2%
|
| 0 | 453 |
58.1%
|
|
| 1 | 5 |
0.6%
|
|
| 2 | 1 |
0.1%
|
|
| 3 | 1 |
0.1%
|
|
| 5 | 8 |
1%
|
|
| 10 | 16 |
2.1%
|
|
| 15 | 1 |
0.1%
|
|
| 20 | 23 |
2.9%
|
|
| 22 | 1 |
0.1%
|
|
| 25 | 5 |
0.6%
|
|
| 27 | 1 |
0.1%
|
|
| 30 | 11 |
1.4%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 7 |
0.9%
|
|
| 50 | 22 |
2.8%
|
|
| 60 | 9 |
1.2%
|
|
| 65 | 5 |
0.6%
|
|
| 66 | 1 |
0.1%
|
|
| 67 | 3 |
0.4%
|
|
| 70 | 3 |
0.4%
|
|
| 75 | 4 |
0.5%
|
|
| 77 | 1 |
0.1%
|
|
| 80 | 7 |
0.9%
|
|
| 85 | 1 |
0.1%
|
|
| 90 | 6 |
0.8%
|
|
| 95 | 1 |
0.1%
|
|
| 99 | 1 |
0.1%
|
|
| 100 | 173 |
22.2%
|
|
| Sysmiss | 175 |