condition mean min max 0 h after light 61.96785 58.3781 65.5576 4 h after light 36.0608 32.8958 39.2258 8 h after light 30.6664 26.8594 34.4734 4 h after dark 55.804899999999996 47.1904 64.4194 8 h after dark 39.99535 36.438 43.5527 12 h after dark 39.19625 34.1774 44.2151