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Table I.
Number of selected communes according to population size and the number of samples that should be collected in each trip.
| Commune type | No. of inhabitants | No. of communes | Population size | Population size (%) | Selected commune | No. of visited communes per trip | No. of samples collected per trip |
|---|---|---|---|---|---|---|---|
| A | < 1000 | 181 | 67 730 | 19.6 | 36 | 3–4 | 3–4 |
| B | 1000–5000 | 75 | 163 300 | 47.1 | 34 | 3–4 | 9–12 |
| C | 5000–10 000 | 5 | 31 000 | 9.0 | 5 | 3 | 3 |
| D | > 10 000 | 4 | 84 000 | 24.3 | 4 | 3 | 6 |
| Total | 265 | 346 030 | 100 | 79 |