| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2.5%
|
| 1 | 1 |
0.8%
|
|
| 2 | 5 |
4.2%
|
|
| 3 | 8 |
6.7%
|
|
| 4 | 11 |
9.2%
|
|
| 5 | 6 |
5%
|
|
| 6 | 6 |
5%
|
|
| 7 | 5 |
4.2%
|
|
| 8 | 3 |
2.5%
|
|
| 9 | 1 |
0.8%
|
|
| 10 | 4 |
3.4%
|
|
| 11 | 1 |
0.8%
|
|
| 12 | 3 |
2.5%
|
|
| 13 | 2 |
1.7%
|
|
| 15 | 2 |
1.7%
|
|
| 17 | 3 |
2.5%
|
|
| 19 | 5 |
4.2%
|
|
| 20 | 5 |
4.2%
|
|
| 21 | 1 |
0.8%
|
|
| 22 | 1 |
0.8%
|
|
| 26 | 1 |
0.8%
|
|
| 29 | 1 |
0.8%
|
|
| 30 | 1 |
0.8%
|
|
| 31 | 2 |
1.7%
|
|
| 32 | 1 |
0.8%
|
|
| 35 | 3 |
2.5%
|
|
| 37 | 2 |
1.7%
|
|
| 38 | 1 |
0.8%
|
|
| 40 | 1 |
0.8%
|
|
| 44 | 1 |
0.8%
|
|
| 48 | 1 |
0.8%
|
|
| 50 | 3 |
2.5%
|
|
| 60 | 4 |
3.4%
|
|
| 62 | 1 |
0.8%
|
|
| 64 | 1 |
0.8%
|
|
| 75 | 1 |
0.8%
|
|
| 80 | 1 |
0.8%
|
|
| 87 | 1 |
0.8%
|
|
| 90 | 2 |
1.7%
|
|
| 100 | 2 |
1.7%
|
|
| 115 | 1 |
0.8%
|
|
| 120 | 1 |
0.8%
|
|
| 145 | 1 |
0.8%
|
|
| 170 | 1 |
0.8%
|
|
| 200 | 1 |
0.8%
|
|
| 204 | 1 |
0.8%
|
|
| 214 | 1 |
0.8%
|
|
| 230 | 1 |
0.8%
|
|
| 295 | 1 |
0.8%
|
|
| 380 | 1 |
0.8%
|
|
| 398 | 1 |
0.8%
|
|
| 640 | 1 |
0.8%
|
|
| Sysmiss | 238 |