Read the discussion of the Lorenz curve in Chapter 14, then lookup on the web the GINI COEFFICIENT for your country and compare it with the GINI COEFFICIENT for a couple of other countries. A listing of the Gini coefficients can be found here:

Central Intelligence Agency. (n.d.).The world factbook.https://www.cia.gov/library/publications/the-world-factbook/rankorder/2172rank.html.

What accounts for the differences?