condition mean min max 4 h after light 66.92185 55.5846 78.2591 8 h after light 60.189449999999994 55.989 64.3899 12 h after light 57.085499999999996 56.1965 57.9745 4 h after dark 70.04765 64.9648 75.1305 8 h after dark 87.6474 81.7147 93.5801 12 h after dark 79.04015000000001 78.2043 79.876