| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.Never repeated | 1268 |
52.1%
|
| 2 | 2.Once | 890 |
36.5%
|
| 3 | 3.Twice | 220 |
9%
|
| 4 | 4. Three or more | 57 |
2.3%
|
| 5 | 5.Missing | 1 |
0%
|