You've observed the following returns on Pine Computer's stock over the past five years: $8$ percent, $-12$ percent, $14$ percent, $21$ percent, and $16$ percent. Suppose the average inflation rate over this period was $3\mathrm{.}1$ percent and the average T$-$bill rate over the period was $3\mathrm{.}9$ percent. What was the average real return on the company's stock? What was the average nominal risk premium on the company's stock over this period?

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$\backslash$table$[[$Year$,$Returns$],[1,8\%$