The Following Table Provides Information on the Number of Billionaires

Essay

The following table provides information on the number of billionaires in a country and the continents on which these countries are located. $$\begin{array} { l | l | c } \text { Nationality } & \text { Contin ent } & \text { Number of Billionaires } \\\hline \text { United States } & \text { North America } & 426 \\\text { Brazil } & \text { South America } & 38 \\\text { Russia } & \text { Europe } & 105 \\\text { Mexico } & \text { North America } & 37 \\\text { India } & \text { Asia } & 54 \\\text { Turkey } & \text { Europe } & 40 \\\text { United Kingdom } & \text { Europe } & 31 \\\text { Hong Kong } & \text { Asia } & 39 \\\text { Germany } & \text { Europe } & 57 \\\text { Canada } & \text { North America } & 28 \\\text { China } & \text { Asia } & 120\end{array}$$
a. Sort the countries from largest to smallest based on the number of billionaires. What are the top five countries according to the number of billionaires?
b. Filter the countries to display only the countries located in North America.