condition mean min max 4 h after light 232.6 232.6 232.6 8 h after light 184.2 159.4 209.0 12 h after light 181.2 145.4 217.0 4 h after dark 125.45 91.1 159.8 8 h after dark 108.69999999999999 105.3 112.1 12 h after dark 101.64999999999999 66.1 137.2