condition mean min max 4 h after light 0.01113305 0.0 0.0222661 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.028598433333333336 0.0 0.0857953 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0