The pie charts provide information about 
age
 distribution in two countries Yemen and Italy in 2000 and prediction for 2050. 
Use synonyms
Overall
, the Linking Words
age
 Use synonyms
group
 which had the highest percentage in each country in 2000 is predicted to Use synonyms
be reduce
 in 2050. In 2050, Yemen is expected to witness Change the verb form
be reduced
youthful
 Correct article usage
a youthful
population
 Use synonyms
whereas
 Italy witness Linking Words
ageing
 Correct article usage
an ageing
population
. 
In 2000, the Use synonyms
age
 Use synonyms
group
 under 15 years old took the lion’s share of the Use synonyms
population
 in Yemen, at 50.1%. Use synonyms
This
 was followed by the adult Linking Words
group
 at 46.3%. Use synonyms
However
, it is predicted that there will be some changes after 5 decades when the second rank Linking Words
group
 in 2000 will surpass the first with Use synonyms
the
 Correct article usage
a
population
 of 57.3%, which is approximately 20% higher than the under 15 category. Use synonyms
Additionally
, the elderly Linking Words
group
 still remain the lowest percentage despite being predicted to grow Use synonyms
2.1
% in 2050. 
Change preposition
by 2.1
On the other hand
, the adult Linking Words
group
 was responsible for the highest Use synonyms
population
 where Use synonyms
it 
Correct pronoun usage
apply
accounted
 for 61.6%, which was over Wrong verb form
accounting
a 
half of the Correct article usage
apply
population
 in Italy in 2000. At the same time, the Use synonyms
population
 of the elderly ranked second at 24.1%, Use synonyms
therefore
, the under 15 years of Linking Words
age
 class took the remaining 14.3%. Italy is expected to witness an alternative Use synonyms
population
 in the next 50 years where Use synonyms
ageing
 Correct article usage
an ageing
population
 will happen in the region as the proportion of Use synonyms
over
 60 Correct article usage
the over
age
 Use synonyms
group
 will increase to 42.3%, accounting Use synonyms
only
 4% less than Change preposition
for only
adult
 Add an article
the adult
an adult
group
. Use synonyms
Nevertheless
, the children Linking Words
group
 is likely to decline in 2050 and is expected to be the Use synonyms
age
 Use synonyms
group
 with the lowest rate, at 11.5%.Use synonyms