The bar charts provide information about the average 
years
 that Use synonyms
people
 spent in school, the Use synonyms
number
 of Use synonyms
scientists
 and Use synonyms
technicians
, and the Use synonyms
amount
 of Use synonyms
money
 spent on Use synonyms
research
 and Use synonyms
development
 in Use synonyms
both
 developing and industrial Use synonyms
countries
 in 1980 and 1990. The Use synonyms
amount
 of Use synonyms
money
 spent on Use synonyms
research
 and Use synonyms
development
 and the Use synonyms
number
 of Use synonyms
scientists
 and Use synonyms
technicians
 were greater in the industrialized Use synonyms
countries
 than Use synonyms
developing
 Change preposition
in developing
countries
 in Use synonyms
both
 1980 and 1990. 
The average Use synonyms
years
 of schooling had increased from about 9 to 11 Use synonyms
years
 and from about 3 to just below 4 Use synonyms
years
 in 1980 and 1990 in Use synonyms
both
 industrialized and Use synonyms
the 
developing Correct article usage
apply
countries
 respectively.
The Use synonyms
number
 of Use synonyms
scientists
 and Use synonyms
technicians
 had gone up in Use synonyms
both
 developing and industrialized Use synonyms
countries
 in 1990 than it was Use synonyms
in
 1980. It was around 10/1000 Change preposition
to
people
 in 1980 Use synonyms
then
 raised to just below 20/1000 Linking Words
people
 in 1990 for developing Use synonyms
countries
. In industrialized Use synonyms
countries
, it increased from just above 40/1000 Use synonyms
people
 to about 70/1000 Use synonyms
people
. Use synonyms
In addition
, the Linking Words
amount
 of Use synonyms
money
 spent on Use synonyms
research
 and Use synonyms
development
 had raised to almost 350 US billion dollars in industrialized Use synonyms
countries
 in 1990 but decreased to nearly 20Us Use synonyms
billions
 in developing Change to singular
billion
countries
.
Use synonyms
Overall
, the average Linking Words
years
 of schooling and Use synonyms
Use synonyms
number
 of Change the article
the number
scientists
 and Use synonyms
technicians
 had Use synonyms
been 
increased in developing and industrialized Unnecessary verb
apply
countries
. Use synonyms
While
 the Linking Words
amount
 of Use synonyms
money
 spent on Use synonyms
research
 and Use synonyms
development
 had raised in industrialized Use synonyms
countries
 but declined in developing Use synonyms
countries
.Use synonyms