condition mean min max 4 h after light 90.9787355 65.906289 116.051182 8 h after light 77.531443 52.900827 102.162059 12 h after light 137.9245125 105.998271 169.850754 4 h after dark 138.36362450000001 114.879808 161.847441 8 h after dark 106.00119649999999 80.938937 131.063456 12 h after dark 111.015646 111.015646 111.015646