The pie chart illustrated the demographic change in three different age groups(0-14 
years
, 15-59 Use synonyms
years
, and over 60 Use synonyms
years
)  in Use synonyms
Yemen
 and Italy in 2000 and expectations for 2050. 
Use synonyms
Overall
 Linking Words
it is clear that
 Linking Words
while
 in Linking Words
Yemen
 the population of 0-14 Use synonyms
years
 and 15-59 Use synonyms
years
 is expected to remain constant in 2050,  in Italy  the share of them is predicted to decline significantly in 2050 compared to 2000.
Looking at the pie chart more closely, one can see that the youngest account for the largest percentage of the total with just over half in Use synonyms
Yemen
. Use synonyms
In contrast
, the share of the middle age group makes up the greatest proportion of the population at 61.6 Linking Words
percent
. the biggest difference is founded in the over-60 age group in 2050. In Change the spelling
per cent
Yemen
, its figure is only 5.7 Use synonyms
percent
, but in Italy that portion of them Change the spelling
per cent
approximately
 close to 50 Add a missing verb
is approximately
percent
.Change the spelling
per cent