Need help answering in detail please-- "(total) sales for the Retail Pharmacy USA segment was $76,392 in 2014 and $80,974 in 2015. Has Walgreens been...

Need help answering in detail please-- "(total) sales for the Retail Pharmacy USA segment was $76,392 in 2014 and $80,974 in 2015. Has Walgreens been able to generate increased revenues from 2014 to 2015 to outpace inflation? Provide explanation. Reference the source of your inflation data" --Thank you in advance