condition mean min max 2 h after light 18.355933333333333 17.4917 19.5611 6 h after light 18.109433333333335 17.324 19.0712 10 h after light 20.991300000000003 19.3332 22.4051 2 h after dark 23.9628 21.1525 25.9104 6 h after dark 21.4115 19.7117 22.8884 10 h after dark 19.056033333333332 17.6552 20.7096