| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 0 |
0%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 0 |
0%
|
| 0 | 112 |
11%
|
|
| 1 | 676 |
66.3%
|
|
| 2 | 164 |
16.1%
|
|
| 3 | 48 |
4.7%
|
|
| 4 | 17 |
1.7%
|
|
| 5 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 8 |