condition mean min max 4 h after light 108.7297 94.5084 122.951 8 h after light 85.1208 81.7493 88.4923 12 h after light 92.5727 87.5213 97.6241 4 h after dark 117.752 108.303 123.591 8 h after dark 137.88366666666667 134.503 142.343 12 h after dark 121.83866666666667 115.706 126.676