| Value | Category | Cases | |
|---|---|---|---|
| 7 | 9 |
1.5%
|
|
| 14 | 2 |
0.3%
|
|
| 15 | 3 |
0.5%
|
|
| 17 | 1 |
0.2%
|
|
| 21 | 5 |
0.8%
|
|
| 30 | 2 |
0.3%
|
|
| 32 | 1 |
0.2%
|
|
| 42 | 2 |
0.3%
|
|
| 52 | 1 |
0.2%
|
|
| 72 | 1 |
0.2%
|
|
| Missing value | 589 |
95.6%
|