condition mean min max 0 h after light 1.246645 1.13222 1.36107 2 h after light 3.300835 2.85093 3.75074 4 h after light 2.74854 2.66832 2.82876 8 h after light 5.48489 5.15561 5.81417 12 h after light 8.36215 7.83883 8.88547 2 h after dark 6.406015 5.67844 7.13359 4 h after dark 5.039435 2.73525 7.34362 8 h after dark 2.73383 2.68423 2.78343 12 h after dark 1.2294749999999999 1.18871 1.27024