| Value | Category | Cases | |
|---|---|---|---|
| 80 | 65 |
20.7%
|
|
| 160 | 93 |
29.6%
|
|
| 240 | 52 |
16.6%
|
|
| 320 | 12 |
3.8%
|
|
| 400 | 73 |
23.2%
|
|
| 480 | 2 |
0.6%
|
|
| 560 | 1 |
0.3%
|
|
| 800 | 10 |
3.2%
|
|
| 1200 | 3 |
1%
|
|
| 1600 | 2 |
0.6%
|
|
| 3200 | 1 |
0.3%
|
|
| Missing value | 46 |