| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1606 |
89.7%
|
| 2 | 1 time | 119 |
6.6%
|
| 3 | 2 or 3 times | 44 |
2.5%
|
| 4 | 4 or 5 times | 11 |
0.6%
|
| 5 | 6 or more times | 11 |
0.6%
|
| Sysmiss | 12 |