| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2%
|
| 0 | 3 |
2%
|
|
| 1 | 6 |
4.1%
|
|
| 2 | 12 |
8.2%
|
|
| 3 | 6 |
4.1%
|
|
| 4 | 12 |
8.2%
|
|
| 5 | 9 |
6.1%
|
|
| 6 | 8 |
5.4%
|
|
| 7 | 6 |
4.1%
|
|
| 8 | 4 |
2.7%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 3 |
2%
|
|
| 11 | 4 |
2.7%
|
|
| 12 | 3 |
2%
|
|
| 13 | 1 |
0.7%
|
|
| 14 | 1 |
0.7%
|
|
| 15 | 2 |
1.4%
|
|
| 19 | 2 |
1.4%
|
|
| 20 | 6 |
4.1%
|
|
| 21 | 4 |
2.7%
|
|
| 22 | 1 |
0.7%
|
|
| 23 | 2 |
1.4%
|
|
| 26 | 1 |
0.7%
|
|
| 27 | 2 |
1.4%
|
|
| 28 | 2 |
1.4%
|
|
| 29 | 1 |
0.7%
|
|
| 30 | 3 |
2%
|
|
| 32 | 1 |
0.7%
|
|
| 39 | 1 |
0.7%
|
|
| 40 | 6 |
4.1%
|
|
| 42 | 1 |
0.7%
|
|
| 44 | 1 |
0.7%
|
|
| 45 | 2 |
1.4%
|
|
| 46 | 2 |
1.4%
|
|
| 49 | 2 |
1.4%
|
|
| 50 | 1 |
0.7%
|
|
| 53 | 1 |
0.7%
|
|
| 55 | 1 |
0.7%
|
|
| 62 | 1 |
0.7%
|
|
| 71 | 1 |
0.7%
|
|
| 76 | 1 |
0.7%
|
|
| 78 | 1 |
0.7%
|
|
| 80 | 2 |
1.4%
|
|
| 83 | 1 |
0.7%
|
|
| 90 | 1 |
0.7%
|
|
| 92 | 1 |
0.7%
|
|
| 100 | 2 |
1.4%
|
|
| 130 | 1 |
0.7%
|
|
| 140 | 1 |
0.7%
|
|
| 150 | 1 |
0.7%
|
|
| 200 | 1 |
0.7%
|
|
| 230 | 1 |
0.7%
|
|
| 232 | 1 |
0.7%
|
|
| 297 | 1 |
0.7%
|
|
| 374 | 1 |
0.7%
|
|
| 800 | 1 |
0.7%
|
|
| Sysmiss | 327 |