condition mean min max 0 h after light 0.0556431 0.0535925 0.0576937 2 h after light 0.08701235 0.0536877 0.120337 4 h after light 0.0 0.0 0.0 8 h after light 0.0276734 0.0 0.0553468 12 h after light 0.03058755 0.0 0.0611751 2 h after dark 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 0.055018 0.0 0.110036