condition mean min max 4 h after light 15.4 15.4 15.4 8 h after light 12.350000000000001 5.6 19.1 12 h after light 25.45 3.9 47.0 4 h after dark 10.7 5.4 16.0 8 h after dark 53.7 47.4 60.0 12 h after dark 67.9 54.6 81.2