| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 |
2.1%
|
|
| 5 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|
|
| 30 | 10 |
1.4%
|
|
| 45 | 1 |
0.1%
|
|
| 50 | 7 |
1%
|
|
| 59 | 5 |
0.7%
|
|
| Missing value | 668 |
94.4%
|