condition mean min max 4 h after light 7.3 7.3 7.3 8 h after light 42.55 41.8 43.3 12 h after light 36.150000000000006 32.1 40.2 4 h after dark 18.45 12.1 24.8 8 h after dark 28.5 27.6 29.4 12 h after dark 34.650000000000006 27.6 41.7