condition mean min max 0 h after light 0.0835932 0.0805125 0.0866739 2 h after light 0.08552375 0.0806556 0.0903919 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0429714 0.0 0.0859428