condition mean min max 4 h after light 212.3938945 183.956076 240.831713 8 h after light 270.234819 258.770691 281.698947 12 h after light 258.249443 254.693595 261.805291 4 h after dark 240.553886 234.331983 246.775789 8 h after dark 248.865781 232.499505 265.232057 12 h after dark 237.412096 237.412096 237.412096