condition mean min max 0 h after light 46.779700000000005 43.85 49.7094 2 h after light 43.9752 41.8868 46.0636 4 h after light 42.55055 39.6109 45.4902 8 h after light 37.15565 35.7779 38.5334 12 h after light 47.45325 47.0094 47.8971 2 h after dark 53.056650000000005 51.8784 54.2349 4 h after dark 40.06355 37.2091 42.918 8 h after dark 37.55175 36.7366 38.3669 12 h after dark 43.2051 41.9819 44.4283