condition mean min max 4 h after light 4808.0 4808.0 4808.0 8 h after light 5325.75 4856.2 5795.3 12 h after light 4903.25 4648.8 5157.7 4 h after dark 3882.7 3438.7 4326.7 8 h after dark 3445.2 3279.6 3610.8 12 h after dark 3321.6000000000004 3107.3 3535.9