condition mean min max 4 h after light 1.3 1.3 1.3 8 h after light 14.450000000000001 1.1 27.8 12 h after light 2.4000000000000004 2.1 2.7 4 h after dark 6.449999999999999 2.8 10.1 8 h after dark 1.85 1.2 2.5 12 h after dark 9.85 1.3 18.4