condition mean min max 0 h after light 7.72041 7.51165 7.92917 2 h after light 6.74775 6.19575 7.29975 4 h after light 7.36856 6.78791 7.94921 8 h after light 7.7900149999999995 6.87853 8.7015 12 h after light 14.0196 13.7576 14.2816 2 h after dark 12.5753 12.3072 12.8434 4 h after dark 11.1769 11.1256 11.2282 8 h after dark 12.4567 10.4644 14.449 12 h after dark 8.88923 7.95613 9.82233