condition mean min max 4 h after light 52.4 52.4 52.4 8 h after light 104.80000000000001 99.7 109.9 12 h after light 112.85 95.8 129.9 4 h after dark 132.9 119.3 146.5 8 h after dark 161.60000000000002 92.9 230.3 12 h after dark 119.55 72.9 166.2