condition mean min max 0 h after light 12.74963 9.10376 16.3955 2 h after light 7.555115 4.84093 10.2693 4 h after light 3.019275 2.70675 3.3318 8 h after light 2.22487 1.59801 2.85173 12 h after light 8.935425 7.62675 10.2441 2 h after dark 6.38564 6.37488 6.3964 4 h after dark 4.037475 3.09869 4.97626 8 h after dark 7.07163 5.99034 8.15292 12 h after dark 11.026150000000001 10.6304 11.4219