| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 143 |
87.7%
|
| 2 | 1 time | 16 |
9.8%
|
| 3 | 2 or 3 times | 3 |
1.8%
|
| 4 | 4 or 5 times | 1 |
0.6%
|
| 5 | 6 or more times | 0 |
0%
|
| Sysmiss | 1 |