condition mean min max 4 h after light 95.4 95.4 95.4 8 h after light 98.55000000000001 89.7 107.4 12 h after light 126.25 108.7 143.8 4 h after dark 85.55000000000001 74.4 96.7 8 h after dark 90.30000000000001 88.9 91.7 12 h after dark 51.45 48.1 54.8