condition mean min max 0 h after light 0.481663 0.36165 0.601676 4 h after light 0.5675275 0.245225 0.88983 8 h after light 0.39552499999999996 0.17858 0.61247 4 h after dark 0.473322 0.296629 0.650015 8 h after dark 0.5056875 0.478056 0.533319 12 h after dark 0.5022305 0.240347 0.764114