| Value | Category | Cases | |
|---|---|---|---|
| 0 | 176 |
37.7%
|
|
| 10 | 70 |
15%
|
|
| 20 | 66 |
14.1%
|
|
| 30 | 17 |
3.6%
|
|
| 40 | 6 |
1.3%
|
|
| 50 | 35 |
7.5%
|
|
| 60 | 4 |
0.9%
|
|
| 77 | 1 |
0.2%
|
|
| 80 | 1 |
0.2%
|
|
| 100 | 9 |
1.9%
|
|
| 120 | 2 |
0.4%
|
|
| 140 | 1 |
0.2%
|
|
| 150 | 2 |
0.4%
|
|
| 170 | 1 |
0.2%
|
|
| 180 | 1 |
0.2%
|
|
| 200 | 3 |
0.6%
|
|
| 300 | 1 |
0.2%
|
|
| 500 | 1 |
0.2%
|
|
| 600 | 1 |
0.2%
|
|
| 620 | 1 |
0.2%
|
|
| 670 | 1 |
0.2%
|
|
| 720 | 1 |
0.2%
|
|
| 750 | 1 |
0.2%
|
|
| Missing value | 65 |
13.9%
|