condition mean min max 4 h after light 99.1 99.1 99.1 8 h after light 104.0 64.2 143.8 12 h after light 59.8 56.8 62.8 4 h after dark 68.45 47.0 89.9 8 h after dark 95.94999999999999 91.1 100.8 12 h after dark 126.35 117.5 135.2