| Value | Category | Cases | |
|---|---|---|---|
| 0 | 461 |
16%
|
|
| 1 | 918 |
31.9%
|
|
| 2 | 170 |
5.9%
|
|
| 3 | 59 |
2%
|
|
| 4 | 10 |
0.3%
|
|
| 5 | 4 |
0.1%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 2 |
0.1%
|
|
| Missing value | 1251 |
43.5%
|