condition mean min max 0 h after light 38.496700000000004 27.5546 49.4388 2 h after light 9.2012 0.0 18.4024 4 h after light 4.66626 0.0 9.33252 8 h after light 18.953075000000002 9.44955 28.4566 12 h after light 15.7266 0.0 31.4532 2 h after dark 24.87735 18.912 30.8427 4 h after dark 18.156579999999998 8.82786 27.4853 8 h after dark 30.4403 29.888 30.9926 12 h after dark 14.331335 9.80437 18.8583