| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 218545 |
81.8%
|
| 2 | One or two times | 38924 |
14.6%
|
| 3 | Three or four times | 6113 |
2.3%
|
| 4 | Five or more times | 3662 |
1.4%
|
| 7 | N/A | 3022 | |
| 8 | Invalid | 143 | |
| 9 | Missing | 914 |