| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 1 |
0.3%
|
| 0 | 134 |
39.6%
|
|
| 1 | 13 |
3.8%
|
|
| 2 | 25 |
7.4%
|
|
| 3 | 28 |
8.3%
|
|
| 4 | 20 |
5.9%
|
|
| 5 | 16 |
4.7%
|
|
| 6 | 7 |
2.1%
|
|
| 7 | 5 |
1.5%
|
|
| 8 | 8 |
2.4%
|
|
| 9 | 8 |
2.4%
|
|
| 10 | 14 |
4.1%
|
|
| 11 | 4 |
1.2%
|
|
| 12 | 1 |
0.3%
|
|
| 13 | 3 |
0.9%
|
|
| 14 | 3 |
0.9%
|
|
| 15 | 3 |
0.9%
|
|
| 16 | 3 |
0.9%
|
|
| 17 | 1 |
0.3%
|
|
| 18 | 2 |
0.6%
|
|
| 19 | 2 |
0.6%
|
|
| 20 | 6 |
1.8%
|
|
| 21 | 1 |
0.3%
|
|
| 22 | 1 |
0.3%
|
|
| 23 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 25 | 6 |
1.8%
|
|
| 26 | 1 |
0.3%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 4 |
1.2%
|
|
| 32 | 1 |
0.3%
|
|
| 35 | 2 |
0.6%
|
|
| 39 | 1 |
0.3%
|
|
| 40 | 4 |
1.2%
|
|
| 43 | 1 |
0.3%
|
|
| 45 | 1 |
0.3%
|
|
| 50 | 1 |
0.3%
|
|
| 60 | 1 |
0.3%
|
|
| 62 | 1 |
0.3%
|
|
| 70 | 1 |
0.3%
|
|
| 130 | 1 |
0.3%
|
|
| Sysmiss | 234 |