| Value | Category | Cases | |
|---|---|---|---|
| -95 | N/A have not received the video | 1 |
5.9%
|
| 2016 | 3 |
17.6%
|
|
| 2017 | 6 |
35.3%
|
|
| 2018 | 7 |
41.2%
|
|
| Sysmiss | 103 |