The line graph Illustrates the yearly mean expenses that American customers spent on mobile and landline phone services over a period between 2001 and 2010.The data has been shown in Dollar($).
Overall,it is observed that spending on cell phone services increased over the period given,while for residential phone services,it fell.However,both of services met at the same record in 2006.
To start with,the money spending on cell phone services was least at the beginning,which is accounted to be as more than $200 in 2001,while the amount of annual expenditure on the residential phone services was around $700.After a year expenses on mobile phone services slightly increased to $300,whereas landline services accounted to be as almost $650.
On the other hand,the popularity on residential phone services was in downward trends throughout the years.In 2006,cell phone overtook landline phones and the services became equal in popularity with customers annual expenditure of about $550.Then,cell phone expenses rose to approximately $750 in 2010,which reached to its peak point.
