condition mean min max 4 h after light 10.52042 6.15496 14.1998 8 h after light 3.81196 1.62061 5.33833 12 h after light 2.2106933333333334 1.26196 3.37604 4 h after dark 4.625033333333333 2.96689 5.73595 8 h after dark 7.87682 4.90304 9.87288 12 h after dark 12.999 12.2158 13.8233