condition mean min max 2 h after light 48.609700000000004 47.8131 49.0459 6 h after light 58.707433333333334 53.7206 63.2599 10 h after light 48.476 47.3179 49.4033 2 h after dark 78.74956666666667 77.5729 79.3862 6 h after dark 56.0788 53.7594 57.8109 10 h after dark 60.8621 59.2435 62.4992