condition mean min max 2 h after light 88.5673 62.1145 115.207 6 h after light 85.45435 60.5493 113.92 10 h after light 78.85988333333333 60.6293 91.83 14 h after light 81.11753333333333 58.6782 99.2476 18 h after light 79.40685 62.4299 93.9384 2 h after dark 100.43156666666667 75.644 121.418