| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 times | 1036 |
82.9%
|
| 2 | 1 or 2 times | 103 |
8.2%
|
| 3 | 3 to 9 times | 52 |
4.2%
|
| 4 | 10 to 19 times | 31 |
2.5%
|
| 5 | 20 or more times | 28 |
2.2%
|
| Sysmiss | 171 |