| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 678 |
89.1%
|
| 2 | 1 or 2 times | 34 |
4.5%
|
| 3 | 3 to 9 times | 23 |
3%
|
| 4 | 10 to 19 times | 9 |
1.2%
|
| 5 | 20 or more times | 17 |
2.2%
|
| Sysmiss | 52 |