Table A4. Number of contacted persons and total duration of all contacts with 1 person in the community.
| Stratum | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1 | 2, 60 | 1, 30 | 0 | 0 |
| 2 | 1, 30 | 2, 60 | 0 | 0 |
| 3 | 0 | 0 | 2, 60 | 2, 60 |
| 4 | 0 | 0 | 2, 60 | 2, 60 |
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