| Value | Category | Cases | |
|---|---|---|---|
| 80 | 189 |
15.1%
|
|
| 160 | 342 |
27.4%
|
|
| 240 | 302 |
24.2%
|
|
| 320 | 115 |
9.2%
|
|
| 400 | 59 |
4.7%
|
|
| 480 | 15 |
1.2%
|
|
| 560 | 12 |
1%
|
|
| 640 | 3 |
0.2%
|
|
| 720 | 9 |
0.7%
|
|
| 800 | 15 |
1.2%
|
|
| 960 | 1 |
0.1%
|
|
| Missing value | 188 |
15%
|