| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 11 |
2.7%
|
| 0 | 42 |
10.4%
|
|
| 1 | 84 |
20.9%
|
|
| 2 | 59 |
14.7%
|
|
| 3 | 28 |
7%
|
|
| 4 | 34 |
8.5%
|
|
| 5 | 15 |
3.7%
|
|
| 6 | 17 |
4.2%
|
|
| 7 | 8 |
2%
|
|
| 8 | 7 |
1.7%
|
|
| 9 | 6 |
1.5%
|
|
| 10 | 11 |
2.7%
|
|
| 11 | 7 |
1.7%
|
|
| 12 | 10 |
2.5%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 12 |
3%
|
|
| 16 | 2 |
0.5%
|
|
| 17 | 1 |
0.2%
|
|
| 18 | 3 |
0.7%
|
|
| 19 | 2 |
0.5%
|
|
| 20 | 8 |
2%
|
|
| 21 | 1 |
0.2%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 1 |
0.2%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 4 |
1%
|
|
| 31 | 2 |
0.5%
|
|
| 33 | 1 |
0.2%
|
|
| 39 | 1 |
0.2%
|
|
| 40 | 7 |
1.7%
|
|
| 41 | 1 |
0.2%
|
|
| 43 | 1 |
0.2%
|
|
| 45 | 1 |
0.2%
|
|
| 48 | 1 |
0.2%
|
|
| 50 | 1 |
0.2%
|
|
| 58 | 1 |
0.2%
|
|
| 60 | 1 |
0.2%
|
|
| 70 | 2 |
0.5%
|
|
| 72 | 1 |
0.2%
|
|
| 81 | 1 |
0.2%
|
|
| 100 | 1 |
0.2%
|
|
| 120 | 1 |
0.2%
|
|
| 153 | 1 |
0.2%
|
|
| 200 | 1 |
0.2%
|
|
| Sysmiss | 429 |