| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1633 |
68.7%
|
|
| 2 | 1 |
0%
|
|
| 3 | 2 |
0.1%
|
|
| 5 | 5 |
0.2%
|
|
| 8 | 3 |
0.1%
|
|
| 10 | 57 |
2.4%
|
|
| 15 | 25 |
1.1%
|
|
| 20 | 50 |
2.1%
|
|
| 25 | 4 |
0.2%
|
|
| 28 | 1 |
0%
|
|
| 30 | 408 |
17.2%
|
|
| 35 | 9 |
0.4%
|
|
| 40 | 32 |
1.3%
|
|
| 45 | 57 |
2.4%
|
|
| 50 | 9 |
0.4%
|
|
| 77 | Don't know | 81 |
3.4%
|
| Sysmiss | 1925 |