| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1663 |
82.3%
|
| 2 | 1 time | 204 |
10.1%
|
| 3 | 2 or 3 times | 74 |
3.7%
|
| 4 | 4 or 5 times | 33 |
1.6%
|
| 5 | 6 or more times | 46 |
2.3%
|
| Sysmiss | 43 |