condition mean min max 4 h after light 63.6 63.6 63.6 8 h after light 106.85 101.8 111.9 12 h after light 94.85 82.4 107.3 4 h after dark 89.55000000000001 68.2 110.9 8 h after dark 100.19999999999999 76.1 124.3 12 h after dark 66.8 65.6 68.0