condition mean min max 2 h after light 0.015773350000000002 0.0 0.0946401 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.0 0.0 0.0 18 h after light 0.013043649999999999 0.0 0.0782619 2 h after dark 0.0 0.0 0.0