condition mean min max 4 h after light 0.152918 0.120229 0.185607 8 h after light 0.07573695 0.0484699 0.103004 12 h after light 0.10021025 0.0795715 0.120849 4 h after dark 0.210677 0.133853 0.287501 8 h after dark 0.2113725 0.184164 0.238581 12 h after dark 0.0934543 0.0777096 0.109199