The Table Below Shows the Approximate Value of Canada's Crude

Multiple Choice

The table below shows the approximate value of Canada's crude oil and natural gas exports over a 5-year period.The amounts shown are billions of dollars.
TABLE 2-7
-Refer to Table 2-7.Assume that 2009 is the base year,with an index number = 100.What is the index number for the value of natural gas exports in 2013?

A) 70.6
B) 1.42
C) 142
D) 142%
E) 14.2