condition mean min max 2 h after light 1.92734 1.51558 2.50185 6 h after light 2.70384 2.61865 2.77435 10 h after light 2.9482166666666667 2.45044 3.29292 2 h after dark 4.28832 3.70315 4.69583 6 h after dark 3.2529433333333335 3.06973 3.51731 10 h after dark 3.53773 3.26336 3.72612