| Value | Category | Cases | |
|---|---|---|---|
| 0 | 620 |
20.9%
|
|
| 1 | 1938 |
65.3%
|
|
| 2 | 307 |
10.3%
|
|
| 3 | 80 |
2.7%
|
|
| 4 | 16 |
0.5%
|
|
| 5 | 3 |
0.1%
|
|
| 6 | 3 |
0.1%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 207 |