condition mean min max 4 h after light 57.3 57.3 57.3 8 h after light 102.65 95.3 110.0 12 h after light 114.35 100.5 128.2 4 h after dark 74.05 46.5 101.6 8 h after dark 72.25 69.6 74.9 12 h after dark 98.94999999999999 91.8 106.1