| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 20 |
5.5%
|
| 0 | 9 |
2.5%
|
|
| 1 | 22 |
6%
|
|
| 2 | 35 |
9.6%
|
|
| 3 | 32 |
8.8%
|
|
| 4 | 28 |
7.7%
|
|
| 5 | 16 |
4.4%
|
|
| 6 | 11 |
3%
|
|
| 7 | 9 |
2.5%
|
|
| 8 | 11 |
3%
|
|
| 9 | 3 |
0.8%
|
|
| 10 | 13 |
3.6%
|
|
| 11 | 1 |
0.3%
|
|
| 12 | 6 |
1.6%
|
|
| 13 | 3 |
0.8%
|
|
| 14 | 3 |
0.8%
|
|
| 15 | 10 |
2.7%
|
|
| 16 | 7 |
1.9%
|
|
| 17 | 1 |
0.3%
|
|
| 18 | 9 |
2.5%
|
|
| 20 | 8 |
2.2%
|
|
| 21 | 4 |
1.1%
|
|
| 22 | 2 |
0.5%
|
|
| 23 | 2 |
0.5%
|
|
| 24 | 2 |
0.5%
|
|
| 25 | 3 |
0.8%
|
|
| 26 | 1 |
0.3%
|
|
| 27 | 2 |
0.5%
|
|
| 28 | 2 |
0.5%
|
|
| 29 | 2 |
0.5%
|
|
| 30 | 6 |
1.6%
|
|
| 31 | 1 |
0.3%
|
|
| 32 | 3 |
0.8%
|
|
| 33 | 2 |
0.5%
|
|
| 34 | 3 |
0.8%
|
|
| 35 | 5 |
1.4%
|
|
| 37 | 2 |
0.5%
|
|
| 38 | 1 |
0.3%
|
|
| 40 | 3 |
0.8%
|
|
| 46 | 1 |
0.3%
|
|
| 49 | 2 |
0.5%
|
|
| 50 | 2 |
0.5%
|
|
| 51 | 1 |
0.3%
|
|
| 54 | 2 |
0.5%
|
|
| 55 | 1 |
0.3%
|
|
| 57 | 1 |
0.3%
|
|
| 60 | 3 |
0.8%
|
|
| 65 | 1 |
0.3%
|
|
| 66 | 2 |
0.5%
|
|
| 70 | 3 |
0.8%
|
|
| 74 | 1 |
0.3%
|
|
| 75 | 1 |
0.3%
|
|
| 81 | 1 |
0.3%
|
|
| 82 | 1 |
0.3%
|
|
| 85 | 1 |
0.3%
|
|
| 87 | 1 |
0.3%
|
|
| 88 | 1 |
0.3%
|
|
| 90 | 1 |
0.3%
|
|
| 100 | 3 |
0.8%
|
|
| 106 | 1 |
0.3%
|
|
| 110 | 1 |
0.3%
|
|
| 120 | 4 |
1.1%
|
|
| 130 | 1 |
0.3%
|
|
| 138 | 1 |
0.3%
|
|
| 139 | 1 |
0.3%
|
|
| 140 | 2 |
0.5%
|
|
| 144 | 1 |
0.3%
|
|
| 150 | 2 |
0.5%
|
|
| 156 | 1 |
0.3%
|
|
| 160 | 2 |
0.5%
|
|
| 165 | 1 |
0.3%
|
|
| 169 | 1 |
0.3%
|
|
| 170 | 1 |
0.3%
|
|
| 175 | 1 |
0.3%
|
|
| 180 | 1 |
0.3%
|
|
| 189 | 1 |
0.3%
|
|
| 199 | 1 |
0.3%
|
|
| 200 | 1 |
0.3%
|
|
| 235 | 1 |
0.3%
|
|
| 280 | 1 |
0.3%
|
|
| 324 | 1 |
0.3%
|
|
| 550 | 1 |
0.3%
|
|
| 700 | 1 |
0.3%
|
|
| 8882 | 1 |
0.3%
|
|
| Sysmiss | 591 |