condition mean min max 4 h after light 23.4 23.4 23.4 8 h after light 9.649999999999999 8.7 10.6 12 h after light 10.8 8.5 13.1 4 h after dark 7.3 4.6 10.0 8 h after dark 11.05 10.1 12.0 12 h after dark 16.6 10.2 23.0