| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 13 |
3.5%
|
| 0 | 22 |
6%
|
|
| 1 | 49 |
13.4%
|
|
| 2 | 47 |
12.8%
|
|
| 3 | 33 |
9%
|
|
| 4 | 28 |
7.6%
|
|
| 5 | 28 |
7.6%
|
|
| 6 | 12 |
3.3%
|
|
| 7 | 8 |
2.2%
|
|
| 8 | 6 |
1.6%
|
|
| 9 | 6 |
1.6%
|
|
| 10 | 21 |
5.7%
|
|
| 11 | 2 |
0.5%
|
|
| 12 | 3 |
0.8%
|
|
| 13 | 4 |
1.1%
|
|
| 14 | 2 |
0.5%
|
|
| 15 | 8 |
2.2%
|
|
| 16 | 2 |
0.5%
|
|
| 17 | 6 |
1.6%
|
|
| 18 | 2 |
0.5%
|
|
| 20 | 8 |
2.2%
|
|
| 21 | 1 |
0.3%
|
|
| 22 | 3 |
0.8%
|
|
| 23 | 2 |
0.5%
|
|
| 24 | 2 |
0.5%
|
|
| 25 | 3 |
0.8%
|
|
| 26 | 2 |
0.5%
|
|
| 27 | 2 |
0.5%
|
|
| 28 | 1 |
0.3%
|
|
| 30 | 6 |
1.6%
|
|
| 31 | 1 |
0.3%
|
|
| 32 | 1 |
0.3%
|
|
| 33 | 1 |
0.3%
|
|
| 40 | 2 |
0.5%
|
|
| 43 | 1 |
0.3%
|
|
| 45 | 1 |
0.3%
|
|
| 47 | 1 |
0.3%
|
|
| 50 | 4 |
1.1%
|
|
| 57 | 2 |
0.5%
|
|
| 65 | 1 |
0.3%
|
|
| 69 | 1 |
0.3%
|
|
| 70 | 2 |
0.5%
|
|
| 76 | 2 |
0.5%
|
|
| 77 | 1 |
0.3%
|
|
| 79 | 1 |
0.3%
|
|
| 89 | 1 |
0.3%
|
|
| 99 | 1 |
0.3%
|
|
| 100 | 2 |
0.5%
|
|
| 107 | 1 |
0.3%
|
|
| 129 | 1 |
0.3%
|
|
| 148 | 1 |
0.3%
|
|
| 150 | 1 |
0.3%
|
|
| 156 | 1 |
0.3%
|
|
| 237 | 1 |
0.3%
|
|
| 344 | 1 |
0.3%
|
|
| 400 | 1 |
0.3%
|
|
| 539 | 1 |
0.3%
|
|
| Sysmiss | 719 |