| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3247 |
83.5%
|
| 2 | 1 or 2 times | 241 |
6.2%
|
| 3 | 3 to 9 times | 134 |
3.4%
|
| 4 | 10 to 19 times | 84 |
2.2%
|
| 5 | 20 or more times | 181 |
4.7%
|
| Sysmiss | 60 |