| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1937 |
54.4%
|
|
| 2 | 10 |
0.3%
|
|
| 3 | 811 |
22.8%
|
|
| 4 | 736 |
20.7%
|
|
| 999 | 68 |
1.9%
|
|
| Sysmiss | 899 |