| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4041 |
45.3%
|
|
| 1 | 2570 |
28.8%
|
|
| 2 | 1082 |
12.1%
|
|
| 3 | 524 |
5.9%
|
|
| 4 | 375 |
4.2%
|
|
| 5 | 83 |
0.9%
|
|
| 6 | 85 |
1%
|
|
| 7 | 23 |
0.3%
|
|
| 8 | 84 |
0.9%
|
|
| 9 | 1 |
0%
|
|
| 10 | 20 |
0.2%
|
|
| 12 | 3 |
0%
|
|
| 14 | 1 |
0%
|
|
| 15 | 2 |
0%
|
|
| 20 | 1 |
0%
|
|
| 77 | Don't know | 8 |
0.1%
|
| 88 | Don't know | 1 |
0%
|
| 99 | Don't know | 19 |
0.2%
|
| Sysmiss | 5685 |