condition mean min max 0 h after light 0.4762615 0.45871 0.493813 2 h after light 0.4872605 0.459525 0.514996 4 h after light 2.747175 2.69785 2.7965 8 h after light 15.60685 13.6859 17.5278 12 h after light 19.83345 12.4391 27.2278 2 h after dark 5.503725 3.30574 7.70171 4 h after dark 3.35662 2.74533 3.96791 8 h after dark 0.995105 0.0 1.99021 12 h after dark 0.48027850000000005 0.470909 0.489648