The three bar charts represent comparative information about average 
years
 of schooling, the contribution of people to science and technology and spending money on  research and development between developing and industrialised Use synonyms
countries
 in the Use synonyms
years
 1980 and 1990.
In general, what stands out from the figure is that industrialised nations were in the leading position in the three mentioned states in both Use synonyms
years
.
In the first graph, Use synonyms
years
 spent in school in Use synonyms
countries
 where the industry is well developed are higher compared to developing Use synonyms
countries
. It stood at 8 Use synonyms
years
 in 1980 and 10 Use synonyms
years
 in 1990 for industrialised Use synonyms
countries
. Use synonyms
However
, for developing Linking Words
countries
, it made up just 2 Use synonyms
years
 and around 3.
In terms of people who work as  scientists and technicians, the same upward trend we can see in the second chart, which constituted approximately 45000 in 1980 and almost 70000 in 1990, respectively. Use synonyms
Nevertheless
, developing Linking Words
countries
  Use synonyms
also
 contributed to science and technology, the figures were around 10000 and more than 12000.
Linking Words
According to
 spending on research and development, developed nations spent the remarkable money nearly 150 in 1980 and just under 350 in 1990. Linking Words
Linking Words
While developing
 Correct word choice
Developing
countries
 spent a minority of money in these directions, which were just under 50 and 25, respectively in the given periods.Use synonyms