condition mean min max 0 h after light 15.85295 14.7664 16.9395 2 h after light 14.72655 14.2722 15.1809 4 h after light 14.192450000000001 13.1448 15.2401 8 h after light 11.24515 10.887 11.6033 12 h after light 15.39465 14.5972 16.1921 2 h after dark 15.75505 15.2704 16.2397 4 h after dark 14.54875 13.6337 15.4638 8 h after dark 16.81105 16.185 17.4371 12 h after dark 18.326050000000002 17.8723 18.7798