condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.06617266666666667 0.0 0.198518 12 h after light 0.014497266666666666 0.0 0.0434918 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0