According to
 the diagram, there are obvious differences in the salaries of the different levels of educational employees.
Linking Words
Firstly
, all the weekly earnings are increased in the first two decades after graduation. The highest Linking Words
salary
 of them was over 800 per week at around 38 years old, and it came from the postgraduates.
The graph showed the higher degree would have  higher earnings at the very beginning. Use synonyms
For example
. the newly graduated higher degree indicates got 410 per week, but the diploma might have 350 a week. Linking Words
In contrast
, the Linking Words
salary
 of postgraduates and first degree indicates would become  the same, which is around 700, before they retire.
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On the other hand
, the medium-degree person, who had other qualifications, had the highest Linking Words
salary
 before 60 years old. The weekly earnings increased from around 700 to 800 in the Use synonyms
last
 decade of their working period.
In summary, a higher level of education would bring people a higher Linking Words
salary
 at the beginning. Use synonyms
However
, how the Linking Words
salary
 shift in the future, it's quite independent.Use synonyms