The annual unemployment rates of the U.S. civilian non-institutional population for 19902009 are shown in the graph.

Question:

The annual unemployment rates of the U.S. civilian non-institutional population for 1990–2009 are shown in the graph. Sketch a graph showing the rate of change of the annual unemployment rates for this period. Use the given graph and your sketch to estimate the annual unemployment rate and rate of change of the unemployment rate in 2008.