condition mean min max 2 h after light 57.982 44.2614 68.5273 6 h after light 48.13295 36.5265 59.4399 10 h after light 44.02908333333333 29.117 77.944 14 h after light 42.89791666666667 23.5202 59.7038 18 h after light 44.05335 34.6495 56.5088 2 h after dark 70.09706666666666 53.6136 92.1655