condition mean min max 2 h after light 6.73297 0.0 23.5872 6 h after light 0.7543916666666667 0.0 4.52635 10 h after light 7.17836 0.0 27.9754 14 h after light 3.470048333333333 0.0 9.40335 18 h after light 5.872655 0.0 18.3058 2 h after dark 2.47743 0.0 9.03751