condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03939246666666667 0.0 0.0986578 12 h after light 0.014409466666666667 0.0 0.0432284 4 h after dark 0.0 0.0 0.0 8 h after dark 0.02477386666666667 0.0 0.0477908 12 h after dark 0.0038147000000000003 0.0 0.0114441