condition mean min max 4 h after light 5.9 5.9 5.9 8 h after light 26.95 6.8 47.1 12 h after light 9.05 5.6 12.5 4 h after dark 23.450000000000003 12.2 34.7 8 h after dark 7.6 6.5 8.7 12 h after dark 6.8 6.1 7.5