| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 956 |
86.2%
|
| 2 | 1 or 2 times | 60 |
5.4%
|
| 3 | 3 to 9 times | 45 |
4.1%
|
| 4 | 10 to 19 times | 19 |
1.7%
|
| 5 | 20 or more times | 29 |
2.6%
|
| Sysmiss | 42 |