| Value | Category | Cases | |
|---|---|---|---|
| 0 | 102 |
5.5%
|
|
| 1 | 1311 |
70.7%
|
|
| 2 | 361 |
19.5%
|
|
| 3 | 57 |
3.1%
|
|
| 4 | 12 |
0.6%
|
|
| 5 | 7 |
0.4%
|
|
| 6 | 2 |
0.1%
|
|
| 12 | 1 |
0.1%
|
|
| 16 | 1 |
0.1%
|
|
| Missing value | 21 |