condition mean min max 4 h after light 92.4 92.4 92.4 8 h after light 67.25 58.3 76.2 12 h after light 94.30000000000001 88.2 100.4 4 h after dark 129.35 62.4 196.3 8 h after dark 108.0 49.8 166.2 12 h after dark 61.95 44.1 79.8