Answer
It increases at .1 billion (or 100 million) dollars per year.
Work Step by Step
To find the rate of change of the retail loss due to theft, we use the equation for slope. Letting 2008 be time equals zero, we find:
$$\quad \mathrm{Slope}=\frac{y_2-y_1}{x_2-x_1} \\ m=\frac{16.2-15.9}{3-0} \\ m=.1$$
