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This
 three graphs illustrate the status of presence in education and science in  developing and industrialized countries between 1980 and 1990. 
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These
Overall
, it can be clearly seen that amount of Linking Words
years
 of learning, researchers and technicians, and spending on research and development was tremendously higher in the first-world society compared with low and middle-income unions in Use synonyms
this
 time span. 
 The first graph gives information about the median Linking Words
years
 of education. The time for schooling in developing regions was spent slightly more than 2 Use synonyms
years
, Use synonyms
while
 in industrialized countries was more than 8 Linking Words
years
 in 1980. After ten Use synonyms
years
, low-income societies nearly doubled Use synonyms
this
, Linking Words
whereas
  industrialized  included two Linking Words
years
 for educating people. 
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Furthermore
, Linking Words
according to
 the second graph, high-income nations Linking Words
also
 doubled the number of scientists and researchers, Linking Words
while
 developing nations have a slight change in Linking Words
this
 timeline. 
It is interesting to note, that in the third graph investments in study and development were down in third-world societies during Linking Words
this
 period. Meanwhile, high-income countries increased twice.Linking Words