| Value | Category | Cases | |
|---|---|---|---|
| 0 | 251 |
28.5%
|
|
| 1 | 367 |
41.7%
|
|
| 2 | 186 |
21.1%
|
|
| 3 | 52 |
5.9%
|
|
| 4 | 18 |
2%
|
|
| 5 | 2 |
0.2%
|
|
| 6 | 1 |
0.1%
|
|
| 10 | 3 |
0.3%
|
|
| Missing value | 266 |