condition mean min max 4 h after light 160.17112500000002 149.770518 170.571732 8 h after light 112.951717 83.515801 142.387633 12 h after light 117.6790855 110.078211 125.27996 4 h after dark 74.09711250000001 48.231161 99.963064 8 h after dark 56.623682 41.011644 72.23572 12 h after dark 106.503107 106.503107 106.503107