condition mean min max 4 h after light 0.5040216666666667 0.0 0.805528 8 h after light 0.0 0.0 0.0 12 h after light 0.183028 0.0 0.549084 4 h after dark 0.13494266666666668 0.0 0.404828 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0