Q47: Why the answer is D?

These questions refer to the following graph. For how many of the countries shown was the savings rate more than 5 times NATIONAL SAVINGS RATE AND the real GNP growth rate? REAL GROSS NATIONAL PRODUCT (GNP) GROWTH RATE FOR SELECTED COUNTRIES 1971-1985 Five Four 5% Japan 00000 Three Two Canada 4% One Australia Real Spain GNP 3% Growth United Rate States 2% A O Italy A United 1% Kingdom @ Switzerland 0XL 0% 5% 10% 15% 20% 25% Savings Rate (total savings as a percent of total personal income) 47 @D