| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 77 |
7.7%
|
| 0 | 234 |
23.3%
|
|
| 1 | 8 |
0.8%
|
|
| 2 | 12 |
1.2%
|
|
| 3 | 9 |
0.9%
|
|
| 5 | 45 |
4.5%
|
|
| 7 | 2 |
0.2%
|
|
| 8 | 2 |
0.2%
|
|
| 10 | 81 |
8.1%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 21 |
2.1%
|
|
| 20 | 75 |
7.5%
|
|
| 25 | 4 |
0.4%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 42 |
4.2%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 35 |
3.5%
|
|
| 50 | 43 |
4.3%
|
|
| 60 | 26 |
2.6%
|
|
| 62 | 1 |
0.1%
|
|
| 70 | 32 |
3.2%
|
|
| 75 | 2 |
0.2%
|
|
| 80 | 52 |
5.2%
|
|
| 85 | 2 |
0.2%
|
|
| 90 | 36 |
3.6%
|
|
| 95 | 8 |
0.8%
|
|
| 96 | 1 |
0.1%
|
|
| 97 | 2 |
0.2%
|
|
| 98 | 1 |
0.1%
|
|
| 99 | 2 |
0.2%
|
|
| 100 | 145 |
14.5%
|
|
| Sysmiss | 1632 |