| Value | Category | Cases | |
|---|---|---|---|
| 1 | ONCE | 27 |
20.3%
|
| 2 | TWICE | 11 |
8.3%
|
| 3 | THREE TIMES | 3 |
2.3%
|
| 4 | FOUR OR MORE TIMES | 3 |
2.3%
|
| 5 | NONE | 89 |
66.9%
|
| Sysmiss | 83 |