Table 2.
Statistical description of AIS cases and meteorological factors during the study period.
| Variable | Mean ± SD | Min | Percentage | Max | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1st | 10th | 25th | 50th | 75th | 90th | 99th | ||||
| AIS cases | 8.8 ± 4.1 | 0 | 1 | 4 | 6 | 8 | 11 | 14 | 20 | 27 |
| Meteorology | ||||||||||
| Temperature, °C | 6.9 ± 12.3 | −22.6 | −17.4 | −10.6 | −3.8 | 8.5 | 17.8 | 21.9 | 26.5 | 29.4 |
| Relative humidity, % | 65.1 ± 17.8 | 16.5 | 28.9 | 40.8 | 50.9 | 66.0 | 79.6 | 88.0 | 97.0 | 99.2 |
| Precipitation, mm | 0.2 ± 0.6 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0.4 | 2.9 | 9.1 |
| Wind speed, kph | 20.8 ± 9.1 | 3.6 | 5.9 | 10.1 | 14.4 | 19.8 | 27.6 | 32.4 | 43.2 | 57.6 |
| Air pressure, hPa | 1015.7 ± 8.8 | 990.4 | 997.5 | 1004.3 | 1008.8 | 1015.3 | 1022.7 | 1027.3 | 1034.6 | 1037.2 |