| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
6.3%
|
| 0 | 105 |
24.5%
|
|
| 1 | 34 |
7.9%
|
|
| 2 | 68 |
15.9%
|
|
| 3 | 34 |
7.9%
|
|
| 4 | 20 |
4.7%
|
|
| 5 | 28 |
6.5%
|
|
| 6 | 11 |
2.6%
|
|
| 7 | 9 |
2.1%
|
|
| 8 | 4 |
0.9%
|
|
| 9 | 4 |
0.9%
|
|
| 10 | 19 |
4.4%
|
|
| 11 | 2 |
0.5%
|
|
| 12 | 4 |
0.9%
|
|
| 13 | 3 |
0.7%
|
|
| 14 | 2 |
0.5%
|
|
| 15 | 7 |
1.6%
|
|
| 18 | 2 |
0.5%
|
|
| 20 | 9 |
2.1%
|
|
| 25 | 4 |
0.9%
|
|
| 30 | 5 |
1.2%
|
|
| 32 | 1 |
0.2%
|
|
| 35 | 1 |
0.2%
|
|
| 37 | 1 |
0.2%
|
|
| 38 | 1 |
0.2%
|
|
| 40 | 4 |
0.9%
|
|
| 45 | 1 |
0.2%
|
|
| 48 | 1 |
0.2%
|
|
| 50 | 3 |
0.7%
|
|
| 60 | 2 |
0.5%
|
|
| 65 | 1 |
0.2%
|
|
| 70 | 4 |
0.9%
|
|
| 75 | 2 |
0.5%
|
|
| 100 | 1 |
0.2%
|
|
| 120 | 1 |
0.2%
|
|
| 150 | 1 |
0.2%
|
|
| 250 | 1 |
0.2%
|
|
| 1500 | 1 |
0.2%
|
|
| Sysmiss | 2269 |