| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.8%
|
| 0 | 21 |
8.9%
|
|
| 1 | 27 |
11.4%
|
|
| 2 | 22 |
9.3%
|
|
| 3 | 22 |
9.3%
|
|
| 4 | 24 |
10.1%
|
|
| 5 | 23 |
9.7%
|
|
| 6 | 11 |
4.6%
|
|
| 7 | 7 |
3%
|
|
| 8 | 5 |
2.1%
|
|
| 9 | 4 |
1.7%
|
|
| 10 | 3 |
1.3%
|
|
| 11 | 1 |
0.4%
|
|
| 12 | 4 |
1.7%
|
|
| 13 | 1 |
0.4%
|
|
| 14 | 2 |
0.8%
|
|
| 15 | 2 |
0.8%
|
|
| 16 | 2 |
0.8%
|
|
| 18 | 4 |
1.7%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 7 |
3%
|
|
| 22 | 1 |
0.4%
|
|
| 23 | 1 |
0.4%
|
|
| 24 | 1 |
0.4%
|
|
| 25 | 2 |
0.8%
|
|
| 27 | 1 |
0.4%
|
|
| 28 | 1 |
0.4%
|
|
| 30 | 3 |
1.3%
|
|
| 33 | 1 |
0.4%
|
|
| 36 | 1 |
0.4%
|
|
| 37 | 1 |
0.4%
|
|
| 40 | 1 |
0.4%
|
|
| 45 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 54 | 1 |
0.4%
|
|
| 58 | 1 |
0.4%
|
|
| 60 | 2 |
0.8%
|
|
| 65 | 1 |
0.4%
|
|
| 70 | 1 |
0.4%
|
|
| 78 | 1 |
0.4%
|
|
| 80 | 2 |
0.8%
|
|
| 90 | 1 |
0.4%
|
|
| 92 | 1 |
0.4%
|
|
| 105 | 1 |
0.4%
|
|
| 120 | 1 |
0.4%
|
|
| 127 | 1 |
0.4%
|
|
| 160 | 1 |
0.4%
|
|
| 180 | 1 |
0.4%
|
|
| 192 | 1 |
0.4%
|
|
| 250 | 2 |
0.8%
|
|
| 300 | 1 |
0.4%
|
|
| 428 | 1 |
0.4%
|
|
| 475 | 1 |
0.4%
|
|
| 540 | 1 |
0.4%
|
|
| 550 | 1 |
0.4%
|
|
| 620 | 1 |
0.4%
|
|
| 1850 | 1 |
0.4%
|
|
| Sysmiss | 192 |