condition mean min max 4 h after light 4395.7 4395.7 4395.7 8 h after light 4304.5 4036.6 4572.4 12 h after light 3604.7 2728.6 4480.8 4 h after dark 2899.3999999999996 2517.1 3281.7 8 h after dark 2456.4 2371.5 2541.3 12 h after dark 2387.3500000000004 2129.9 2644.8