| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Once | 57 | 15303 |
74.4%
|
| 2 | Twice | 18 | 3197 |
15.5%
|
| 3 | Thrice | 7 | 1756 |
8.5%
|
| 4 | More than Thrice | 3 | 239 |
1.2%
|
| 9 | Don't Know | 1 | 65 |
0.3%
|
| Sysmiss | 8914 | 1731547 |