condition mean min max 0 h after light 69.641 57.8093 81.4727 2 h after light 57.087450000000004 55.1648 59.0101 4 h after light 47.29745 41.7641 52.8308 8 h after light 31.04775 30.5466 31.5489 12 h after light 29.5868 25.6081 33.5655 2 h after dark 64.8058 63.3741 66.2375 4 h after dark 56.19155 53.3854 58.9977 8 h after dark 50.968 44.0432 57.8928 12 h after dark 60.887350000000005 54.9423 66.8324