| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 24 |
7%
|
| 0 | 11 |
3.2%
|
|
| 1 | 23 |
6.7%
|
|
| 2 | 36 |
10.5%
|
|
| 3 | 26 |
7.6%
|
|
| 4 | 27 |
7.8%
|
|
| 5 | 35 |
10.2%
|
|
| 6 | 11 |
3.2%
|
|
| 7 | 15 |
4.4%
|
|
| 8 | 11 |
3.2%
|
|
| 9 | 3 |
0.9%
|
|
| 10 | 13 |
3.8%
|
|
| 11 | 4 |
1.2%
|
|
| 12 | 1 |
0.3%
|
|
| 13 | 4 |
1.2%
|
|
| 14 | 2 |
0.6%
|
|
| 15 | 10 |
2.9%
|
|
| 16 | 2 |
0.6%
|
|
| 17 | 5 |
1.5%
|
|
| 18 | 1 |
0.3%
|
|
| 20 | 8 |
2.3%
|
|
| 21 | 2 |
0.6%
|
|
| 22 | 2 |
0.6%
|
|
| 23 | 1 |
0.3%
|
|
| 25 | 5 |
1.5%
|
|
| 26 | 3 |
0.9%
|
|
| 27 | 1 |
0.3%
|
|
| 28 | 3 |
0.9%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 6 |
1.7%
|
|
| 32 | 3 |
0.9%
|
|
| 34 | 2 |
0.6%
|
|
| 35 | 2 |
0.6%
|
|
| 40 | 7 |
2%
|
|
| 43 | 3 |
0.9%
|
|
| 46 | 1 |
0.3%
|
|
| 48 | 2 |
0.6%
|
|
| 50 | 4 |
1.2%
|
|
| 55 | 1 |
0.3%
|
|
| 58 | 2 |
0.6%
|
|
| 60 | 2 |
0.6%
|
|
| 62 | 1 |
0.3%
|
|
| 65 | 1 |
0.3%
|
|
| 70 | 2 |
0.6%
|
|
| 72 | 1 |
0.3%
|
|
| 75 | 1 |
0.3%
|
|
| 76 | 1 |
0.3%
|
|
| 78 | 1 |
0.3%
|
|
| 80 | 4 |
1.2%
|
|
| 87 | 1 |
0.3%
|
|
| 98 | 1 |
0.3%
|
|
| 100 | 1 |
0.3%
|
|
| 120 | 1 |
0.3%
|
|
| 122 | 1 |
0.3%
|
|
| 172 | 1 |
0.3%
|
|
| 900 | 1 |
0.3%
|
|
| Sysmiss | 428 |