condition mean min max 0 h after light 16.26205 14.2551 18.269 2 h after light 6.48958 6.12018 6.85898 4 h after light 11.495899999999999 10.4444 12.5474 8 h after light 13.7439 13.6201 13.8677 12 h after light 9.924154999999999 8.66821 11.1801 2 h after dark 11.3544 10.5289 12.1799 4 h after dark 15.155100000000001 14.4466 15.8636 8 h after dark 22.7931 20.8267 24.7595 12 h after dark 17.288600000000002 16.4587 18.1185