condition mean min max 4 h after light 0.5266715 0.469961 0.583382 8 h after light 0.40746965 0.0515133 0.763426 12 h after light 0.0 0.0 0.0 4 h after dark 0.15794566666666668 0.121979 0.224047 8 h after dark 0.24668833333333334 0.108972 0.397818 12 h after dark 0.403521 0.337007 0.466297