condition mean min max 0 h after light 1.1009115 0.755993 1.44583 4 h after light 2.61117 2.24087 2.98147 8 h after light 1.8953950000000002 1.81895 1.97184 4 h after dark 2.029085 1.95745 2.10072 8 h after dark 1.8682400000000001 1.63818 2.0983 12 h after dark 1.22047 1.09815 1.34279