Calculate the Percentage of Net Sales method for the last year only 2020? and use the Regression Method for the last 5 years ( 2020, 2019, 2018, 2017, 2016)? then use the Geometric Average Growth Rate in Net Sales in both methods to project the forecast.

Percentage of Net Sales (will be used only with last year)

Regression Analysis (will be used with last 5 year)

In order to project the forecast we will calculate geometric average growth rate in Net sales which shall be used in the above given methods.