| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.8%
|
| 0 | 2 |
1.5%
|
|
| 1 | 2 |
1.5%
|
|
| 3 | 3 |
2.3%
|
|
| 4 | 6 |
4.5%
|
|
| 5 | 4 |
3%
|
|
| 6 | 8 |
6%
|
|
| 7 | 2 |
1.5%
|
|
| 8 | 5 |
3.8%
|
|
| 9 | 5 |
3.8%
|
|
| 10 | 6 |
4.5%
|
|
| 11 | 4 |
3%
|
|
| 12 | 3 |
2.3%
|
|
| 13 | 1 |
0.8%
|
|
| 14 | 2 |
1.5%
|
|
| 15 | 5 |
3.8%
|
|
| 16 | 4 |
3%
|
|
| 17 | 4 |
3%
|
|
| 18 | 3 |
2.3%
|
|
| 19 | 4 |
3%
|
|
| 20 | 6 |
4.5%
|
|
| 21 | 1 |
0.8%
|
|
| 22 | 1 |
0.8%
|
|
| 23 | 1 |
0.8%
|
|
| 24 | 1 |
0.8%
|
|
| 25 | 2 |
1.5%
|
|
| 26 | 1 |
0.8%
|
|
| 27 | 2 |
1.5%
|
|
| 30 | 5 |
3.8%
|
|
| 32 | 4 |
3%
|
|
| 34 | 4 |
3%
|
|
| 36 | 1 |
0.8%
|
|
| 37 | 1 |
0.8%
|
|
| 38 | 1 |
0.8%
|
|
| 40 | 1 |
0.8%
|
|
| 43 | 3 |
2.3%
|
|
| 47 | 2 |
1.5%
|
|
| 50 | 1 |
0.8%
|
|
| 51 | 1 |
0.8%
|
|
| 54 | 1 |
0.8%
|
|
| 62 | 1 |
0.8%
|
|
| 65 | 1 |
0.8%
|
|
| 75 | 1 |
0.8%
|
|
| 80 | 1 |
0.8%
|
|
| 90 | 2 |
1.5%
|
|
| 93 | 2 |
1.5%
|
|
| 94 | 1 |
0.8%
|
|
| 95 | 1 |
0.8%
|
|
| 108 | 1 |
0.8%
|
|
| 110 | 1 |
0.8%
|
|
| 125 | 1 |
0.8%
|
|
| 140 | 1 |
0.8%
|
|
| 147 | 1 |
0.8%
|
|
| 180 | 1 |
0.8%
|
|
| 274 | 1 |
0.8%
|
|
| 398 | 1 |
0.8%
|
|
| 1784 | 1 |
0.8%
|
|
| Sysmiss | 178 |