condition mean min max 0 h after light 104.708 103.343 106.073 4 h after light 66.84735 61.5453 72.1494 8 h after light 98.16890000000001 95.4798 100.858 4 h after dark 113.8985 112.384 115.413 8 h after dark 99.065 98.5221 99.6079 12 h after dark 86.00075 80.9824 91.0191