| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 40 |
17.1%
|
| 0 | 13 |
5.6%
|
|
| 1 | 23 |
9.8%
|
|
| 2 | 21 |
9%
|
|
| 3 | 14 |
6%
|
|
| 4 | 9 |
3.8%
|
|
| 5 | 10 |
4.3%
|
|
| 6 | 4 |
1.7%
|
|
| 7 | 9 |
3.8%
|
|
| 8 | 7 |
3%
|
|
| 9 | 3 |
1.3%
|
|
| 10 | 16 |
6.8%
|
|
| 11 | 1 |
0.4%
|
|
| 12 | 2 |
0.9%
|
|
| 13 | 1 |
0.4%
|
|
| 14 | 1 |
0.4%
|
|
| 15 | 8 |
3.4%
|
|
| 16 | 1 |
0.4%
|
|
| 18 | 2 |
0.9%
|
|
| 20 | 7 |
3%
|
|
| 25 | 3 |
1.3%
|
|
| 29 | 1 |
0.4%
|
|
| 30 | 4 |
1.7%
|
|
| 35 | 2 |
0.9%
|
|
| 50 | 3 |
1.3%
|
|
| 52 | 1 |
0.4%
|
|
| 60 | 2 |
0.9%
|
|
| 70 | 2 |
0.9%
|
|
| 80 | 4 |
1.7%
|
|
| 90 | 1 |
0.4%
|
|
| 100 | 3 |
1.3%
|
|
| 120 | 3 |
1.3%
|
|
| 130 | 1 |
0.4%
|
|
| 150 | 4 |
1.7%
|
|
| 200 | 3 |
1.3%
|
|
| 500 | 2 |
0.9%
|
|
| 850 | 1 |
0.4%
|
|
| 1000 | 1 |
0.4%
|
|
| 1100 | 1 |
0.4%
|
|
| Sysmiss | 128 |