condition mean min max 4 h after light 2317.1 2317.1 2317.1 8 h after light 2153.4 2012.9 2293.9 12 h after light 2017.9 1926.3 2109.5 4 h after dark 2106.05 1721.6 2490.5 8 h after dark 2266.8500000000004 2201.9 2331.8 12 h after dark 2172.8500000000004 2163.8 2181.9