| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 112 |
76.2%
|
| 2 | 4 |
2.7%
|
|
| 3 | 1 |
0.7%
|
|
| 5 | 1 |
0.7%
|
|
| 6 | 2 |
1.4%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 6 |
4.1%
|
|
| 12 | 1 |
0.7%
|
|
| 20 | 4 |
2.7%
|
|
| 25 | 1 |
0.7%
|
|
| 28 | 1 |
0.7%
|
|
| 30 | 1 |
0.7%
|
|
| 32 | 1 |
0.7%
|
|
| 35 | 1 |
0.7%
|
|
| 38 | 1 |
0.7%
|
|
| 45 | 1 |
0.7%
|
|
| 60 | 3 |
2%
|
|
| 68 | 1 |
0.7%
|
|
| 70 | 1 |
0.7%
|
|
| 77 | refuse | 0 |
0%
|
| 80 | 1 |
0.7%
|
|
| 88 | dont know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| 180 | 1 |
0.7%
|
|
| 1200 | 1 |
0.7%
|
|
| Sysmiss | 4823 |