different Cell phone devices. The data is monthly from the January 2018 to December 2021. 1) Find the average market shares for each year, and make four different Pie Charts for those averages, each for one year. 2) Use a Bar Chart for the yearly averages of the market share over the four years. Does it provide any additional insight compared the four pie charts you created for the first part? Please submit your Excel file that has all your work and charts, as well as a word document for your written answer.