condition mean min max 0 h after light 0.04110765 0.0 0.0822153 4 h after light 0.3708865 0.323662 0.418111 8 h after light 0.0405973 0.0 0.0811946 4 h after dark 0.1613633 0.0809206 0.241806 8 h after dark 0.3250135 0.242483 0.407544 12 h after dark 0.08106605 0.0801734 0.0819587