| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
2.5%
|
| 3 | 3 |
2.5%
|
|
| 5 | 6 |
5%
|
|
| 6 | 3 |
2.5%
|
|
| 7 | 1 |
0.8%
|
|
| 8 | 3 |
2.5%
|
|
| 9 | 2 |
1.7%
|
|
| 10 | 1 |
0.8%
|
|
| 11 | 1 |
0.8%
|
|
| 12 | 2 |
1.7%
|
|
| 13 | 3 |
2.5%
|
|
| 14 | 2 |
1.7%
|
|
| 15 | 1 |
0.8%
|
|
| 16 | 3 |
2.5%
|
|
| 17 | 1 |
0.8%
|
|
| 18 | 1 |
0.8%
|
|
| 19 | 1 |
0.8%
|
|
| 20 | 1 |
0.8%
|
|
| 21 | 1 |
0.8%
|
|
| 22 | 1 |
0.8%
|
|
| 25 | 2 |
1.7%
|
|
| 26 | 2 |
1.7%
|
|
| 27 | 2 |
1.7%
|
|
| 29 | 2 |
1.7%
|
|
| 30 | 1 |
0.8%
|
|
| 31 | 1 |
0.8%
|
|
| 35 | 3 |
2.5%
|
|
| 37 | 1 |
0.8%
|
|
| 39 | 1 |
0.8%
|
|
| 40 | 1 |
0.8%
|
|
| 42 | 1 |
0.8%
|
|
| 44 | 1 |
0.8%
|
|
| 45 | 1 |
0.8%
|
|
| 47 | 2 |
1.7%
|
|
| 50 | 4 |
3.3%
|
|
| 51 | 1 |
0.8%
|
|
| 55 | 1 |
0.8%
|
|
| 60 | 1 |
0.8%
|
|
| 61 | 2 |
1.7%
|
|
| 63 | 1 |
0.8%
|
|
| 64 | 1 |
0.8%
|
|
| 65 | 1 |
0.8%
|
|
| 68 | 1 |
0.8%
|
|
| 70 | 2 |
1.7%
|
|
| 71 | 1 |
0.8%
|
|
| 73 | 1 |
0.8%
|
|
| 75 | 2 |
1.7%
|
|
| 78 | 1 |
0.8%
|
|
| 82 | 1 |
0.8%
|
|
| 84 | 1 |
0.8%
|
|
| 86 | 1 |
0.8%
|
|
| 96 | 1 |
0.8%
|
|
| 100 | 1 |
0.8%
|
|
| 102 | 1 |
0.8%
|
|
| 105 | 1 |
0.8%
|
|
| 107 | 1 |
0.8%
|
|
| 110 | 1 |
0.8%
|
|
| 115 | 1 |
0.8%
|
|
| 117 | 1 |
0.8%
|
|
| 120 | 1 |
0.8%
|
|
| 128 | 1 |
0.8%
|
|
| 130 | 1 |
0.8%
|
|
| 135 | 1 |
0.8%
|
|
| 138 | 1 |
0.8%
|
|
| 141 | 1 |
0.8%
|
|
| 142 | 1 |
0.8%
|
|
| 150 | 3 |
2.5%
|
|
| 152 | 2 |
1.7%
|
|
| 156 | 1 |
0.8%
|
|
| 170 | 1 |
0.8%
|
|
| 175 | 1 |
0.8%
|
|
| 187 | 1 |
0.8%
|
|
| 200 | 3 |
2.5%
|
|
| 235 | 1 |
0.8%
|
|
| 309 | 1 |
0.8%
|
|
| 345 | 1 |
0.8%
|
|
| 381 | 1 |
0.8%
|
|
| 454 | 1 |
0.8%
|
|
| 490 | 1 |
0.8%
|
|
| 500 | 1 |
0.8%
|
|
| 723 | 1 |
0.8%
|
|
| 1200 | 1 |
0.8%
|
|
| Sysmiss | 234 |