condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.03719033333333333 0.0 0.223142 18 h after light 0.0 0.0 0.0 2 h after dark 0.1351555 0.0 0.496552