| Value | Category | Cases | |
|---|---|---|---|
| 0 | 429 |
12.1%
|
|
| 1 | 1025 |
28.9%
|
|
| 2 | 1313 |
37%
|
|
| 3 | 578 |
16.3%
|
|
| 4 | 113 |
3.2%
|
|
| 5 | 71 |
2%
|
|
| 6 | 1 |
0%
|
|
| 7 | 15 |
0.4%
|
|
| Missing value | 1 |
0%
|