condition mean min max 2 h after light 12.3262 11.6928 12.7708 6 h after light 11.5212 10.7122 12.2226 10 h after light 10.71972 9.89656 11.4974 2 h after dark 23.3827 22.8202 24.4699 6 h after dark 32.7463 30.9444 35.8567 10 h after dark 31.038600000000002 28.9891 34.1638