| Value | Category | Cases | |
|---|---|---|---|
| 2 | 2 |
0.4%
|
|
| 4 | 3 |
0.5%
|
|
| 5 | 2 |
0.4%
|
|
| 7 | 1 |
0.2%
|
|
| 8 | 2 |
0.4%
|
|
| 10 | 9 |
1.6%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 27 |
4.8%
|
|
| 20 | 7 |
1.3%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 1 |
0.2%
|
|
| 25 | 2 |
0.4%
|
|
| 26 | 1 |
0.2%
|
|
| 27 | 1 |
0.2%
|
|
| 30 | 259 |
46.3%
|
|
| 31 | 241 |
43%
|
|
| Sysmiss | .d. don't know | 0 | |
| Sysmiss | .r. refusal | 0 | |
| Sysmiss | .s. skip | 0 | |
| Sysmiss | .x. censored | 0 | |
| Sysmiss | 837 |