| Value | Category | Cases | |
|---|---|---|---|
| 1 | chest only | 253 |
30.1%
|
| 2 | nose only | 351 |
41.7%
|
| 3 | both | 222 |
26.4%
|
| 6 | other | 9 |
1.1%
|
| 8 | don't know | 5 |
0.6%
|
| 9 | 1 |
0.1%
|
|
| 11 | .Z | 7391 |