The line graph illustrates the average cost that American customers spent on mobile and landline phone services annually from 2001 to 2010.
Overall, spending on residential phone services dramatically declined, while popularity of mobile services increased sharply throughout a decade.
In 2001, spending on mobile phone services began by merely $200, while the amount of annual expenditure on the residential phone services was around $700. Over the following five years, expenditure on landline phone services gradually dropped below $600, whereas expenditure on cell phone services rose to just over $500. In 2006, cell phones 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, making nearly a fourfold jump relatively to its initial figure in 2001. Meanwhile, spending on residential phone services experienced a steep fall in 2007 and went on to decrease for the rest of the period.
The line graph illustrates the average cost that American customers spent on mobile and landline
phone
services
annually
from 2001 to 2010.
Overall
, spending on residential
phone
services
dramatically
declined, while popularity of mobile
services
increased
sharply
throughout a decade.
In 2001, spending on mobile
phone
services
began by
merely
$200, while the amount of annual
expenditure
on the residential
phone
services
was around $700. Over the following five years,
expenditure
on landline
phone
services
gradually
dropped below $600, whereas
expenditure
on cell
phone
services
rose to
just
over $500. In 2006, cell
phones
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, making
nearly
a fourfold jump
relatively
to its initial figure in 2001. Meanwhile, spending on residential
phone
services
experienced a steep fall in 2007 and went on to decrease for the rest of the period.