condition mean min max 0 h after light 58.0402 56.5681 59.5123 4 h after light 91.5628 90.7379 92.3877 8 h after light 83.90815 80.5852 87.2311 4 h after dark 47.04025 41.8534 52.2271 8 h after dark 50.26035 46.1455 54.3752 12 h after dark 59.780550000000005 58.6533 60.9078