condition mean min max 2 h after light 0.017836 0.0 0.107016 6 h after light 0.018430166666666668 0.0 0.110581 10 h after light 0.015172283333333333 0.0 0.0910337 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0