| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1438 |
90%
|
| 2 | 1 time | 89 |
5.6%
|
| 3 | 2 or 3 times | 45 |
2.8%
|
| 4 | 4 or 5 times | 12 |
0.8%
|
| 5 | 6 or more times | 13 |
0.8%
|
| Sysmiss | 18 |