condition mean min max 4 h after light 104.7 104.7 104.7 8 h after light 73.35 65.0 81.7 12 h after light 112.80000000000001 90.3 135.3 4 h after dark 119.6 89.3 149.9 8 h after dark 71.44999999999999 64.3 78.6 12 h after dark 52.25 38.9 65.6