| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.4%
|
| 0 | 76 |
27.8%
|
|
| 1 | 24 |
8.8%
|
|
| 2 | 37 |
13.6%
|
|
| 3 | 22 |
8.1%
|
|
| 4 | 6 |
2.2%
|
|
| 5 | 17 |
6.2%
|
|
| 6 | 6 |
2.2%
|
|
| 7 | 6 |
2.2%
|
|
| 8 | 8 |
2.9%
|
|
| 9 | 3 |
1.1%
|
|
| 10 | 15 |
5.5%
|
|
| 11 | 2 |
0.7%
|
|
| 12 | 1 |
0.4%
|
|
| 13 | 1 |
0.4%
|
|
| 15 | 6 |
2.2%
|
|
| 17 | 1 |
0.4%
|
|
| 18 | 1 |
0.4%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 7 |
2.6%
|
|
| 25 | 2 |
0.7%
|
|
| 29 | 1 |
0.4%
|
|
| 30 | 4 |
1.5%
|
|
| 34 | 1 |
0.4%
|
|
| 35 | 4 |
1.5%
|
|
| 40 | 1 |
0.4%
|
|
| 50 | 4 |
1.5%
|
|
| 55 | 2 |
0.7%
|
|
| 60 | 4 |
1.5%
|
|
| 70 | 1 |
0.4%
|
|
| 80 | 1 |
0.4%
|
|
| 98 | 1 |
0.4%
|
|
| 100 | 3 |
1.1%
|
|
| 103 | 1 |
0.4%
|
|
| 110 | 1 |
0.4%
|
|
| 115 | 1 |
0.4%
|
|
| Sysmiss | 376 |