condition mean min max 3 h after light 7.37161 4.71239 9.80619 6 h after light 5.070193333333333 3.40495 6.46898 9 h after light 5.78402 5.52509 6.14239 12 h after light 8.2891575 6.50163 11.632 3 h after dark 5.3108900000000006 4.3906 6.26571 6 h after dark 7.10842 6.70495 7.35265 9 h after dark 5.141113333333333 4.09949 6.31561 12 h after dark 5.388475 5.37129 5.40566