Answer
$\$2.21$
Work Step by Step
The formula for midpoint is...
$\left(\frac{x_{1}+x_{2}}{2}, \frac{y_{1}+y_{2}}{2}\right)=midpoint,$
$\left(\frac{2013+2015}{2}, \frac{1.17+3.25}{2}\right)=(2014, 2.21)$
Therefore, the revenue per share in $2014$ is $\$2.21$.