| Value | Category | Cases | |
|---|---|---|---|
| 0 | 924 |
75.2%
|
|
| 1 | 195 |
15.9%
|
|
| 2 | 78 |
6.4%
|
|
| 3 | 20 |
1.6%
|
|
| 4 | 6 |
0.5%
|
|
| 5 | 3 |
0.2%
|
|
| 9 | 1 |
0.1%
|
|
| 15 | 1 |
0.1%
|
|
| Sysmiss | 40 |