The Table Shows Consumer Price Index Data for the United

Short Answer

The table shows consumer price index data for the United States. Use these data to answer the following questions.
$$\begin{array}{l}\text { U.S. CONSUMER PRICE INDEX }\\\begin{array} { | c | c | } \hline \text { YEAR } & \begin{array} { c } \text { CONSUMER } \\\text { PRICE INDEX }\end{array} \\\hline 1979 & 72.58 \\\hline 1980 & 82.38 \\\hline 1981 & 90.93 \\\hline 1982 & 96.53 \\\hline 1983 & 99.58 \\\hline 1984 & 103.93 \\\hline\end{array}\end{array}$$ ​
(a) What was the inflation rate in 1981?
(b) What was the inflation rate in 1982?
(c) Out of the years shown in the table, which year had the highest rate of inflation?