| Value | Category | Cases | |
|---|---|---|---|
| 501 | 619 |
40.4%
|
|
| 502 | 448 |
29.2%
|
|
| 503 | 247 |
16.1%
|
|
| 504 | 170 |
11.1%
|
|
| 505 | 23 |
1.5%
|
|
| 506 | 13 |
0.8%
|
|
| 507 | 8 |
0.5%
|
|
| 508 | 5 |
0.3%
|
|
| Sysmiss | 1299 |