| Value | Category | Cases | |
|---|---|---|---|
| 0 | 943 |
40.3%
|
|
| 1 | 238 |
10.2%
|
|
| 2 | 259 |
11.1%
|
|
| 3 | 144 |
6.2%
|
|
| 4 | 86 |
3.7%
|
|
| 5 | 20 |
0.9%
|
|
| 6 | 1 |
0%
|
|
| 7 | 109 |
4.7%
|
|
| Missing value | 539 |
23%
|