condition mean min max 4 h after light 135.47387500000002 103.177232 167.770518 8 h after light 168.220804 159.777124 176.664484 12 h after light 227.750222 158.957785 296.542659 4 h after dark 355.850109 311.804367 399.895851 8 h after dark 350.390556 261.657353 439.123759 12 h after dark 253.078211 253.078211 253.078211