condition mean min max 0 h after light 17.51635 17.5078 17.5249 2 h after light 28.446550000000002 28.2771 28.616 4 h after light 24.76745 21.5343 28.0006 8 h after light 31.1764 26.3283 36.0245 12 h after light 29.18945 26.2959 32.083 2 h after dark 27.2393 24.754 29.7246 4 h after dark 20.9082 20.3698 21.4466 8 h after dark 21.5499 20.9893 22.1105 12 h after dark 27.644750000000002 27.5411 27.7484