Pathways Company Provides the Following Historical Data Using the Year 2010 as a Base Year, Provide a l

Pathways Company provides the following historical data:
$$\begin{array} { | l | r | r | r | r | r | r | } \hline & \mathbf { 2 0 1 5 } & \mathbf { 2 0 1 4 } & \mathbf { 2 0 1 3 } & \mathbf { 2 0 1 2 } & \mathbf { 2 0 1 1 } & \mathbf { 2 0 1 0 } \\\hline \text { Net sales } & \$ 4,970 & \$ 4,500 & \$ 3,980 & \$ 3,270 & \$ 4,750 & \$ 4,400 \\\hline\end{array}$$
Using the year 2010 as a base year, provide a trend analysis using the following format:
$$\begin{array} { | l | r | r | r | r | r | r | } \hline & { \mathbf { 2 0 1 5 } } & { \mathbf { 2 0 1 4 } } & { \mathbf { 2 0 1 3 } } & { \mathbf { 2 0 1 2 } } & { \mathbf { 2 0 1 1 } } & { \mathbf { 2 0 1 0 } } \\\hline \text { Net sales } & \$ 4,970 & \$ 4,500 & \$ 3,980 & \$ 3,270 & \$ 4,750 & \$ 4,400 \\\hline \text { Percentages } & & & & & & \\\hline\end{array}$$