| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.8%
|
| 0 | 17 |
13.1%
|
|
| 1 | 8 |
6.2%
|
|
| 2 | 13 |
10%
|
|
| 3 | 8 |
6.2%
|
|
| 4 | 9 |
6.9%
|
|
| 5 | 15 |
11.5%
|
|
| 6 | 3 |
2.3%
|
|
| 7 | 1 |
0.8%
|
|
| 8 | 3 |
2.3%
|
|
| 10 | 13 |
10%
|
|
| 12 | 2 |
1.5%
|
|
| 13 | 1 |
0.8%
|
|
| 15 | 3 |
2.3%
|
|
| 16 | 1 |
0.8%
|
|
| 20 | 7 |
5.4%
|
|
| 25 | 4 |
3.1%
|
|
| 30 | 2 |
1.5%
|
|
| 35 | 1 |
0.8%
|
|
| 40 | 2 |
1.5%
|
|
| 47 | 1 |
0.8%
|
|
| 50 | 4 |
3.1%
|
|
| 55 | 1 |
0.8%
|
|
| 60 | 1 |
0.8%
|
|
| 80 | 1 |
0.8%
|
|
| 81 | 1 |
0.8%
|
|
| 85 | 1 |
0.8%
|
|
| 100 | 1 |
0.8%
|
|
| 108 | 1 |
0.8%
|
|
| 115 | 1 |
0.8%
|
|
| 120 | 2 |
1.5%
|
|
| 1400 | 1 |
0.8%
|
|
| Sysmiss | 229 |