condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.004509515 0.0 0.00901903 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0055929000000000005 0.0 0.0167787