Marketing managers at Firm YYQ want to benchmark some performance metrics with their top competitors. They learned that in the most recent year $($this year$)$ the top three firms in this market have $80\%$ of the overall market with the remaining $20\%$ spread among about $12$ other niche firms. Firm YYQ$\text{'}$s management is concerned about declining performance and want to determine if their primary competitors are outperforming them and gaining market share or if it is simply due to a declining economy. They have compiled the following table of data to help them conduct their analysis.