condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.65263 0.0 1.30526 12 h after light 0.0 0.0 0.0 4 h after dark 0.44081666666666663 0.0 1.32245 8 h after dark 0.3979266666666667 0.0 1.19378 12 h after dark 0.0 0.0 0.0