The line chart provides the percentage of adults of working 
age
 in four countries, namely, France, United States, Japan, and Use synonyms
Germany
, from 1960 to 2015.
Use synonyms
Overall
, the ratio of of working all Linking Words
age
 population of all countries peaked from 1960 between 2000. Four countries showing that declined significantly by 2050. Despite Japan and Use synonyms
Germany
 Use synonyms
both
 had the highest numbers of working-Use synonyms
age
 adults in 1990s, Use synonyms
both
 are forecast to have the lowest by 2050, Use synonyms
while
 France and United States will have the highest. 
Linking Words
According to
 the figures, Linking Words
Germany
 and Japan Use synonyms
both
 had working Use synonyms
age
 population over 65% in 1960, Use synonyms
while
 Linking Words
Germany
 Use synonyms
initially
 decrease slightly, their numbers of working population reach to the highest to 70% by 1990. Linking Words
Whereas
, Linking Words
both
 had shoeing projected deline by 2050 at around 55% and 52% respectively.
Use synonyms
Similarly
, the US and France  Linking Words
both
 ahd working Use synonyms
age
 adults over 60% in 1960 before showing the dispplay reach to peaked by 1980 over 65%. Over the next 30 years, each display slight fluctuation before being predicted to decline steadily to 60% and 55% respectively by the periods endUse synonyms