condition mean min max 0 h after light 33.527 32.4665 34.5875 4 h after light 43.4381 43.1181 43.7581 8 h after light 50.407650000000004 46.8026 54.0127 4 h after dark 62.13545 59.9631 64.3078 8 h after dark 46.0612 44.5172 47.6052 12 h after dark 37.65435 34.4795 40.8292