In this question in the solution part they have mentioned for 2011-2017 the smartphone users are 97.9, 115.8, 131.2, 145.9, 160.5 etc. I don't know how it arrives. I have asked this question and got a solution but to my knowledge it is not correct. can somebody help me to sort this ASAP

Marketer Forecasting Analyst Test Part 1 following are two charts from our latest mobile usage forecast. our new forecast, we decided we will increase the number of US Smartphone users by 10 million for the year 2014. ased on this revision and given the data from the two charts attached, can you calculate the following new metrics: US Smartphone Users, 2011-2017 (millions) US Smartphone Users, 2011-2017 (Yer over year \% change) US Smartphone Users, 2012-2017 Compound annual growth rate US mobile phone social networks users, 2011-2017 (millions) US Social network users, 2011-2017 (millions) US Smartphone social network users, 2011-2017 (millions) lease indicate the formula and reasoning you used to come up with your calculation for each step. lease explain briefly the implication of this change to the metrics. IS Smartphone Social Network Users, 2011-2017 Smartphone social network users (millions) -\% change - % of mobile phone social network users -\% of smartphone users - % of population 2011 20122013 2014 2015 \begin{tabular}{l|l} 2016 & 2017 \end{tabular} 55.7 82.0 115.8 \begin{tabular}{|l|l|l|l|} \hline 131.2 & 145.9 & 160.5 & \\ \hline 13.3% & 11.2% & 10.0% & \\ \hline 98.9% & 99.2% & 99.3% & \\ \hline 73.7% & 75.3% & 77.4% & \\ \hline 40.8% & 45.0% & 49.2% & \\ \hline & & & \\ \hline \end{tabular} Note: CAGR (2011-2017)=19.3\%; mobile phone users of any age who use a social network site via smartphones through a mobile browser or applicati Marketer Forecasting Analyst Test Part 1 following are two charts from our latest mobile usage forecast. our new forecast, we decided we will increase the number of US Smartphone users by 10 million for the year 2014. ased on this revision and given the data from the two charts attached, can you calculate the following new metrics: US Smartphone Users, 2011-2017 (millions) US Smartphone Users, 2011-2017 (Yer over year \% change) US Smartphone Users, 2012-2017 Compound annual growth rate US mobile phone social networks users, 2011-2017 (millions) US Social network users, 2011-2017 (millions) US Smartphone social network users, 2011-2017 (millions) lease indicate the formula and reasoning you used to come up with your calculation for each step. lease explain briefly the implication of this change to the metrics. IS Smartphone Social Network Users, 2011-2017 Smartphone social network users (millions) -\% change - % of mobile phone social network users -\% of smartphone users - % of population 2011 20122013 2014 2015 \begin{tabular}{l|l} 2016 & 2017 \end{tabular} 55.7 82.0 115.8 \begin{tabular}{|l|l|l|l|} \hline 131.2 & 145.9 & 160.5 & \\ \hline 13.3% & 11.2% & 10.0% & \\ \hline 98.9% & 99.2% & 99.3% & \\ \hline 73.7% & 75.3% & 77.4% & \\ \hline 40.8% & 45.0% & 49.2% & \\ \hline & & & \\ \hline \end{tabular} Note: CAGR (2011-2017)=19.3\%; mobile phone users of any age who use a social network site via smartphones through a mobile browser or applicati