| value | category | cases | |
|---|---|---|---|
| 1 | 4 hours or less | 0 |
0%
|
| 2 | 5 to 8 hours | 24 |
3.1%
|
| 3 | 9 to 16 hours | 43 |
5.6%
|
| 4 | 17 to 23 hours | 5 |
0.7%
|
| 5 | 24 hours | 694 |
90.6%
|