| Value | Category | Cases | |
|---|---|---|---|
| 0 | 997 |
65.6%
|
|
| 1 | 154 |
10.1%
|
|
| 2 | 221 |
14.5%
|
|
| 3 | 49 |
3.2%
|
|
| 4 | 70 |
4.6%
|
|
| 5 | 10 |
0.7%
|
|
| 6 | 14 |
0.9%
|
|
| 7 | 2 |
0.1%
|
|
| 8 | 2 |
0.1%
|
|
| Sysmiss | 44 |