| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 3473 |
94.7%
|
| 2 | 1 time | 140 |
3.8%
|
| 3 | 2 or 3 times | 30 |
0.8%
|
| 4 | 4 or 5 times | 17 |
0.5%
|
| 5 | 6 or more times | 9 |
0.2%
|
| Sysmiss | 14 |