| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1102 |
90.3%
|
| 2 | 1 or 2 times | 42 |
3.4%
|
| 3 | 3 to 9 times | 31 |
2.5%
|
| 4 | 10 to 19 times | 16 |
1.3%
|
| 5 | 20 or more times | 30 |
2.5%
|
| Sysmiss | 57 |