The data illustrates the information about cell phone and land-line expenditure over a 10-year period from 2001 to 2010. 
From an 
overall
 perspective, mobile phones saw an upward trend Linking Words
while
 national fixed-line declined. Linking Words
However
, International fixed-line Linking Words
services
 remained steady throughout, except for minor fluctuations at the beginning.
Looking at the details, national landline Use synonyms
services
 stood at around $700 in 2001, making it the most popular method of communicating, Use synonyms
then
 declined steadily to reach the lowest point of around $400 in 2010. 
A contrastive trend Linking Words
recorded
 in cell phone Add a missing verb
was recorded
services
 during the period, which rose to a little above $700 in 2010 from the 2001 figure of $200. The international fixed-line Use synonyms
services
 started at around $250 and Use synonyms
then
 rose to a figure a little above $300 in 2003, which fell back to $200 and remained the same till 2010. Mobile phones became the most popular service from the least during the Linking Words
10 year
 period.Add a hyphen
10-year