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The average number of daily contacts age group k has with age group j (Del Valle et al., 2007).
| Age | Children (0–17) | Adults (18–64) | Seniors (65+) |
|---|---|---|---|
| Children (0–17) | 23.3824 | 31.7305 | 1.9396 |
| Adults (18–64) | 7.9593 | 37.1030 | 3.4924 |
| Seniors (65+) | 3.1534 | 21.8981 | 7.6981 |
