condition mean min max 0 h after light 0.11371265 0.0454203 0.182005 4 h after light 0.04553095 0.044782 0.0462799 8 h after light 0.3428675 0.269619 0.416116 4 h after dark 0.201179 0.178434 0.223924 8 h after dark 0.15750935 0.0894667 0.225552 12 h after dark 0.11290415 0.0443713 0.181437