Table 3.
Rate (%) of loss (95% CI) of honey bee colonies due to problems with the queen, natural disasters, or empty hives/dead colonies during the winter seasons of 2016–2017 to 2021–2022.
| Type of Loss (%, 95% CI) | |||
|---|---|---|---|
| Winter | Queen Problems | Natural Disasters | Empty or Dead |
| 2016–2017 | 8.4 (5.4–11.5) | 5.6 (3.1–8.2) | 6.1 (3.8–8.3) |
| 2017–2018 | 8.2 (5.8–10.5) | 5.2 (3.5–6.8) | 7.0 (5.3–8.7) |
| 2018–2019 | 7.3 (6.4–8.2) | 2.9 (2.0–3.8) | 4.6 (3.6–5.6) |
| 2019–2020 | 9.8 (7.8–11.9) | 7.1 (4.5–9.6) | 13.0 (10.3–15.7) |
| 2020–2021 | 5.1 (3.9–6.2) | 7.2 (5.3–9.1) | 10.1 (8.6–13.2) |
| 2021–2022 | 4.6 (3.6–5.5) | 6.3 (4.5–8.2) | 11.3 (9.0–13.6) |
| Kruskal–Wallis X2, p-value |
28.7, 0.0001 | 13.3, 0.01 | 53.1, 0.0001 |