condition mean min max 4 h after light 100.7 100.7 100.7 8 h after light 112.85 69.0 156.7 12 h after light 94.69999999999999 90.3 99.1 4 h after dark 92.1 66.1 118.1 8 h after dark 92.85 77.8 107.9 12 h after dark 103.75 99.0 108.5