| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1617 |
88.7%
|
|
| 1 | 113 |
6.2%
|
|
| 2 | 48 |
2.6%
|
|
| 3 | 30 |
1.6%
|
|
| 4 | 12 |
0.7%
|
|
| 5 | 2 |
0.1%
|
|
| 6 | 1 |
0.1%
|
|
| Sysmiss | 127 |