condition mean min max 4 h after light 0.08784465 0.0795934 0.0960959 8 h after light 0.0793485 0.05439 0.104307 12 h after light 0.0725326 0.0563292 0.088736 4 h after dark 0.09726216666666666 0.0613375 0.125255 8 h after dark 0.0424348 0.037147 0.0476993 12 h after dark 0.06109906666666667 0.0 0.109194