condition mean min max 0 h after light 0.393543 0.393192 0.393894 4 h after light 0.8464595 0.719951 0.972968 8 h after light 0.5057685000000001 0.400246 0.611291 4 h after dark 0.5528635 0.496498 0.609229 8 h after dark 0.861202 0.829812 0.892592 12 h after dark 0.5834980000000001 0.493857 0.673139