condition mean min max 4 h after light 64.334953 52.482925 76.186981 8 h after light 55.974337 51.699633 60.249041 12 h after light 69.88212999999999 64.211805 75.552455 4 h after dark 85.0668625 73.134132 96.999593 8 h after dark 80.49022099999999 65.747838 95.232604 12 h after dark 56.330955 56.330955 56.330955