condition mean min max 4 h after light 0.367191 0.0 0.846162 8 h after light 0.4805296666666667 0.123117 0.794676 12 h after light 0.409358 0.229937 0.5223 4 h after dark 0.568902 0.488639 0.641801 8 h after dark 0.14079666666666668 0.0 0.288712 12 h after dark 0.213582 0.161891 0.253187