| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
3.4%
|
| 0 | 6 |
2.6%
|
|
| 1 | 17 |
7.3%
|
|
| 2 | 26 |
11.1%
|
|
| 3 | 27 |
11.5%
|
|
| 4 | 21 |
9%
|
|
| 5 | 13 |
5.6%
|
|
| 6 | 12 |
5.1%
|
|
| 7 | 4 |
1.7%
|
|
| 8 | 6 |
2.6%
|
|
| 9 | 4 |
1.7%
|
|
| 10 | 5 |
2.1%
|
|
| 11 | 6 |
2.6%
|
|
| 12 | 3 |
1.3%
|
|
| 13 | 4 |
1.7%
|
|
| 14 | 2 |
0.9%
|
|
| 15 | 3 |
1.3%
|
|
| 16 | 1 |
0.4%
|
|
| 18 | 2 |
0.9%
|
|
| 20 | 3 |
1.3%
|
|
| 22 | 1 |
0.4%
|
|
| 23 | 2 |
0.9%
|
|
| 24 | 1 |
0.4%
|
|
| 25 | 2 |
0.9%
|
|
| 29 | 1 |
0.4%
|
|
| 30 | 3 |
1.3%
|
|
| 32 | 1 |
0.4%
|
|
| 33 | 3 |
1.3%
|
|
| 37 | 1 |
0.4%
|
|
| 38 | 1 |
0.4%
|
|
| 39 | 1 |
0.4%
|
|
| 40 | 5 |
2.1%
|
|
| 42 | 1 |
0.4%
|
|
| 45 | 1 |
0.4%
|
|
| 49 | 2 |
0.9%
|
|
| 50 | 2 |
0.9%
|
|
| 52 | 1 |
0.4%
|
|
| 55 | 1 |
0.4%
|
|
| 60 | 4 |
1.7%
|
|
| 62 | 1 |
0.4%
|
|
| 66 | 1 |
0.4%
|
|
| 70 | 1 |
0.4%
|
|
| 72 | 1 |
0.4%
|
|
| 76 | 1 |
0.4%
|
|
| 80 | 2 |
0.9%
|
|
| 82 | 1 |
0.4%
|
|
| 84 | 1 |
0.4%
|
|
| 90 | 2 |
0.9%
|
|
| 96 | 1 |
0.4%
|
|
| 100 | 1 |
0.4%
|
|
| 102 | 1 |
0.4%
|
|
| 105 | 1 |
0.4%
|
|
| 128 | 1 |
0.4%
|
|
| 130 | 1 |
0.4%
|
|
| 144 | 1 |
0.4%
|
|
| 150 | 1 |
0.4%
|
|
| 175 | 1 |
0.4%
|
|
| 210 | 1 |
0.4%
|
|
| 220 | 1 |
0.4%
|
|
| 300 | 1 |
0.4%
|
|
| 478 | 1 |
0.4%
|
|
| 580 | 1 |
0.4%
|
|
| 700 | 1 |
0.4%
|
|
| 721 | 1 |
0.4%
|
|
| Sysmiss | 120 |