condition mean min max 0 h after light 0.2239515 0.223752 0.224151 4 h after light 0.08457245 0.0551519 0.113993 8 h after light 0.4491345 0.442737 0.455532 4 h after dark 0.358076 0.219753 0.496399 8 h after dark 0.30416699999999997 0.277782 0.330552 12 h after dark 0.054646 0.0 0.109292