What post-Depression reforms kept the economy from reaching Depression-level lows during the Great Recession of 2008-2009? Give two examples

Using only this chart, which step would you take first to compare the standard of living in these countries? add the gdp numbers for the countries to get a total. divide each gdp number by its country's population. subtract each population number from its country's gdp. multiply the population number by the gdp for each country.