Historical Realized Rates of Return

You are considering an investment in either individual stocks or a portfolio of stocks. The two stocks you are researching, Stock A and Stock B$,$ have the following historical returns:

$\backslash$table$[[$Year$,\frac{?}{\text{b}\text{a}\text{r}}(r{)}_A,\frac{?}{\text{b}\text{a}\text{r}}(r{)}_B$

places. Negative values, if any, should be indicated by a minus sign.

$\backslash$table$[[$Year$,$Portfolio$],[2014,\%$