| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.4%
|
|
| 1 | 923 |
56%
|
|
| 2 | 351 |
21.3%
|
|
| 3 | 124 |
7.5%
|
|
| 4 | 135 |
8.2%
|
|
| 5 | 27 |
1.6%
|
|
| 6 | 15 |
0.9%
|
|
| 7 | 5 |
0.3%
|
|
| 8 | 16 |
1%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 10 |
0.6%
|
|
| 12 | 11 |
0.7%
|
|
| 15 | 8 |
0.5%
|
|
| 20 | 4 |
0.2%
|
|
| 21 | 1 |
0.1%
|
|
| 24 | 1 |
0.1%
|
|
| 28 | 1 |
0.1%
|
|
| 30 | 3 |
0.2%
|
|
| 40 | 1 |
0.1%
|
|
| 50 | 1 |
0.1%
|
|
| 77 | Don't know | 3 |
0.2%
|
| Sysmiss | 2991 |