Table 2.
Total colony losses of stingless bees predicted per country and year with a 95% Confidence Interval (based on GLMs).
| Year | N | No. colonies | % Summer loss (95% CI) | N | No. colonies | % Winter loss (95% CI) | N | No. colonies | % Annual loss (95% CI) |
|---|---|---|---|---|---|---|---|---|---|
| Argentina | |||||||||
| 2017–2018 | 22 | 398 | 42.1 (13.6–77.1) | 21 | 354 | 15 (1.9–62) | 20 | 335 | 42.9 (14.2–77.4) |
| Bolivia | |||||||||
| 2016–2017 | 12 | 187 | 48.9 (8–91.3) | 11 | 176 | 44.8 (7.5–89.1) | 10 | 168 | 65 (16.8–94.4) |
| Brazil | |||||||||
| 2016–2017 | 51 | 2044 | 36.8 (23.2–52.9) | 48 | 1650 | 15.3 (6–33.5) | 44 | 1386 | 42.8 (26.3–61.2) |
| 2017–2018 | 31 | 1323 | 28.1 (14.4–47.6) | 24 | 658 | 14.9 (3.6–45) | 23 | 648 | 30.4 (12–58.5) |
| Colombia | |||||||||
| 2016–2017 | 14 | 550 | 18.7 (4.6–52.2) | 15 | 599 | 8.7 (1.2–42.5) | 12 | 537 | 22.3 (6.5–54) |
| 2017–2018 | 10 | 573 | 32.9 (12.6–62.4) | 9 | 311 | 5.3 (0.1–70.9) | 8 | 293 | 31.7 (7.7–72.1) |
| Mexico | |||||||||
| 2017–2018 | 6 | 262 | 39.9 (6.1–87.1) | 6 | 262 | 61 (19.6–90.9) | 6 | 262 | 67.3 (25.1–92.6) |
| Peru | |||||||||
| 2016–2017 | 8 | 51 | 0 (0–100) | 7 | 43 | 12.4 (0.1–97.4) | 7 | 43 | 14.7 (0–98.6) |
N is the number of respondents. No. colonies is the sum of colonies per period (i.e. summer, winter, annual).