| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3182 |
87.8%
|
| 2 | 1 or 2 times | 283 |
7.8%
|
| 3 | 3 to 5 times | 83 |
2.3%
|
| 4 | 6 to 9 times | 32 |
0.9%
|
| 5 | 10 to 19 times | 20 |
0.6%
|
| 6 | 20 or more times | 26 |
0.7%
|
| Sysmiss | 170 |