| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1357 |
84.8%
|
|
| 1 | 175 |
10.9%
|
|
| 2 | 48 |
3%
|
|
| 3 | 11 |
0.7%
|
|
| 4 | 4 |
0.3%
|
|
| 5 | 2 |
0.1%
|
|
| 6 | 1 |
0.1%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|
|
| Sysmiss | 184 |