| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 42 |
3.3%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 1073 |
84.8%
|
| 3 | 1 |
0.1%
|
|
| 6 | 4 |
0.3%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 7 |
0.6%
|
|
| 9 | 3 |
0.2%
|
|
| 10 | 7 |
0.6%
|
|
| 11 | 10 |
0.8%
|
|
| 12 | 18 |
1.4%
|
|
| 13 | 18 |
1.4%
|
|
| 14 | 14 |
1.1%
|
|
| 15 | 11 |
0.9%
|
|
| 16 | 10 |
0.8%
|
|
| 17 | 8 |
0.6%
|
|
| 18 | 17 |
1.3%
|
|
| 19 | 6 |
0.5%
|
|
| 20 | 8 |
0.6%
|
|
| 21 | 3 |
0.2%
|
|
| 22 | 2 |
0.2%
|
|
| 23 | 2 |
0.2%
|
|
| 199 | 1 |
0.1%
|
|
| Sysmiss | 727 |