condition mean min max 0 h after light 3.6729849999999997 3.53762 3.80835 2 h after light 0.99293 0.0 1.98586 4 h after light 0.0 0.0 0.0 8 h after light 0.90989 0.0 1.81978 12 h after light 1.009535 0.0 2.01907 2 h after dark 4.63198 1.97988 7.28408 4 h after dark 2.64654 0.0 5.29308 8 h after dark 8.810955 7.67438 9.94753 12 h after dark 5.55595 5.44756 5.66434