| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.5%
|
| 0 | 3 |
1.6%
|
|
| 1 | 7 |
3.8%
|
|
| 2 | 6 |
3.2%
|
|
| 3 | 13 |
7%
|
|
| 4 | 7 |
3.8%
|
|
| 5 | 9 |
4.8%
|
|
| 6 | 8 |
4.3%
|
|
| 7 | 3 |
1.6%
|
|
| 8 | 4 |
2.2%
|
|
| 9 | 1 |
0.5%
|
|
| 10 | 11 |
5.9%
|
|
| 11 | 2 |
1.1%
|
|
| 12 | 2 |
1.1%
|
|
| 14 | 2 |
1.1%
|
|
| 15 | 3 |
1.6%
|
|
| 16 | 3 |
1.6%
|
|
| 17 | 3 |
1.6%
|
|
| 18 | 2 |
1.1%
|
|
| 19 | 2 |
1.1%
|
|
| 20 | 6 |
3.2%
|
|
| 21 | 4 |
2.2%
|
|
| 22 | 3 |
1.6%
|
|
| 23 | 1 |
0.5%
|
|
| 24 | 5 |
2.7%
|
|
| 25 | 6 |
3.2%
|
|
| 26 | 3 |
1.6%
|
|
| 27 | 1 |
0.5%
|
|
| 28 | 3 |
1.6%
|
|
| 29 | 3 |
1.6%
|
|
| 30 | 3 |
1.6%
|
|
| 31 | 1 |
0.5%
|
|
| 32 | 1 |
0.5%
|
|
| 33 | 3 |
1.6%
|
|
| 35 | 2 |
1.1%
|
|
| 36 | 1 |
0.5%
|
|
| 37 | 2 |
1.1%
|
|
| 38 | 1 |
0.5%
|
|
| 39 | 1 |
0.5%
|
|
| 40 | 1 |
0.5%
|
|
| 41 | 1 |
0.5%
|
|
| 42 | 1 |
0.5%
|
|
| 44 | 2 |
1.1%
|
|
| 45 | 1 |
0.5%
|
|
| 46 | 1 |
0.5%
|
|
| 49 | 1 |
0.5%
|
|
| 50 | 2 |
1.1%
|
|
| 51 | 2 |
1.1%
|
|
| 53 | 1 |
0.5%
|
|
| 54 | 1 |
0.5%
|
|
| 55 | 2 |
1.1%
|
|
| 57 | 1 |
0.5%
|
|
| 60 | 1 |
0.5%
|
|
| 62 | 1 |
0.5%
|
|
| 65 | 1 |
0.5%
|
|
| 67 | 1 |
0.5%
|
|
| 68 | 1 |
0.5%
|
|
| 70 | 1 |
0.5%
|
|
| 71 | 2 |
1.1%
|
|
| 72 | 1 |
0.5%
|
|
| 80 | 1 |
0.5%
|
|
| 84 | 1 |
0.5%
|
|
| 88 | 1 |
0.5%
|
|
| 100 | 3 |
1.6%
|
|
| 102 | 1 |
0.5%
|
|
| 107 | 1 |
0.5%
|
|
| 122 | 1 |
0.5%
|
|
| 134 | 1 |
0.5%
|
|
| 138 | 1 |
0.5%
|
|
| 142 | 1 |
0.5%
|
|
| 155 | 1 |
0.5%
|
|
| 179 | 1 |
0.5%
|
|
| 206 | 1 |
0.5%
|
|
| 211 | 1 |
0.5%
|
|
| 249 | 1 |
0.5%
|
|
| 250 | 1 |
0.5%
|
|
| Sysmiss | 316 |