| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
1.5%
|
| 0 | 15 |
4.6%
|
|
| 1 | 19 |
5.8%
|
|
| 2 | 31 |
9.5%
|
|
| 3 | 34 |
10.4%
|
|
| 4 | 27 |
8.3%
|
|
| 5 | 24 |
7.3%
|
|
| 6 | 23 |
7%
|
|
| 7 | 19 |
5.8%
|
|
| 8 | 15 |
4.6%
|
|
| 9 | 7 |
2.1%
|
|
| 10 | 12 |
3.7%
|
|
| 11 | 2 |
0.6%
|
|
| 12 | 3 |
0.9%
|
|
| 13 | 4 |
1.2%
|
|
| 14 | 7 |
2.1%
|
|
| 15 | 3 |
0.9%
|
|
| 16 | 3 |
0.9%
|
|
| 17 | 3 |
0.9%
|
|
| 18 | 5 |
1.5%
|
|
| 19 | 5 |
1.5%
|
|
| 20 | 7 |
2.1%
|
|
| 21 | 1 |
0.3%
|
|
| 22 | 2 |
0.6%
|
|
| 23 | 1 |
0.3%
|
|
| 25 | 2 |
0.6%
|
|
| 26 | 1 |
0.3%
|
|
| 27 | 1 |
0.3%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 7 |
2.1%
|
|
| 35 | 3 |
0.9%
|
|
| 37 | 1 |
0.3%
|
|
| 40 | 2 |
0.6%
|
|
| 41 | 1 |
0.3%
|
|
| 49 | 1 |
0.3%
|
|
| 50 | 2 |
0.6%
|
|
| 51 | 1 |
0.3%
|
|
| 52 | 1 |
0.3%
|
|
| 56 | 1 |
0.3%
|
|
| 60 | 1 |
0.3%
|
|
| 61 | 1 |
0.3%
|
|
| 63 | 1 |
0.3%
|
|
| 65 | 1 |
0.3%
|
|
| 69 | 1 |
0.3%
|
|
| 70 | 2 |
0.6%
|
|
| 76 | 1 |
0.3%
|
|
| 80 | 6 |
1.8%
|
|
| 82 | 1 |
0.3%
|
|
| 84 | 1 |
0.3%
|
|
| 220 | 1 |
0.3%
|
|
| 245 | 1 |
0.3%
|
|
| 300 | 1 |
0.3%
|
|
| 400 | 1 |
0.3%
|
|
| 496 | 1 |
0.3%
|
|
| 800 | 1 |
0.3%
|
|
| 1090 | 1 |
0.3%
|
|
| 1442 | 1 |
0.3%
|
|
| 2737 | 1 |
0.3%
|
|
| Sysmiss | 147 |