condition mean min max 2 h after light 5.28534 0.0 15.3811 6 h after light 3.43188 0.0 10.3191 10 h after light 1.127114 0.0 6.47088 14 h after light 1.8724183525000002 0.0 8.53137 18 h after light 3.334885 0.0 12.2121 2 h after dark 0.612495 0.0 3.67497