| Value | Category | Cases | |
|---|---|---|---|
| 0 | 317 |
14.1%
|
|
| 1 | 346 |
15.4%
|
|
| 2 | 155 |
6.9%
|
|
| 3 | 81 |
3.6%
|
|
| 4 | 51 |
2.3%
|
|
| 5 | 31 |
1.4%
|
|
| 6 | 12 |
0.5%
|
|
| 7 | 6 |
0.3%
|
|
| 8 | 9 |
0.4%
|
|
| 10 | 3 |
0.1%
|
|
| 12 | 7 |
0.3%
|
|
| 13 | 2 |
0.1%
|
|
| 20 | 1 |
0%
|
|
| 30 | 1 |
0%
|
|
| 998 | don't know | 2 |
0.1%
|
| 999 | not applicable | 1223 |
54.4%
|
| 9999995 | missing:impute | 0 |
0%
|