The bar charts given compare 5 different nations based on salaries that secondary and high school teachers earned in 2009.
Looking at the illustration, it is immediately evident that Luxembourg earned highest salaries in all countries but it took quite a long time for them to reach top salary, whereas the opposite was true for Australia and Danmark. Additionally, all nations surveyed showed an overall upward trend after 15 years.
In the first year of teaching, the number salaries of Luxembourg dominated the chart at 80,000 USD, which was roughly 33,000 USD higher than that of Denmark. Teachers in Australia ranked third at 34,600 USD, while Korea had a slightly lower figure of 30,500 USD, and Japan provided the lowest starting salary, at only 28,000 USD annually. After 15 years, teacher in all five countries experienced an increase in their salaries, though the degree of growth varied. Luxembourg remained the highest-paying country, with the salary rising from 80.000 USD to 112,000 USD. Salaried in Denmark, Australia and Korea increased significantly at about 7,000 USD, 13,400 USD and 22,100 USD respectively. Similarly, Japan saw an increase of 21,000 USD from 28,000 USD to 49,000 USD.
Regarding maximum salaries and the time needed to reach them, in Luxembourg, teachers could earn up to 139,000 USD, but it took them 30 years to reach this level. Korean teachers received a maximum of 84,500 USD after 37 years, the longest period among all. In Japan, the top salary was 62,400 USD, reached after 34 years of service. Meanwhile, in Australia, teachers earned a maximum of 48,000 USD within 9 years, and in Denmark, the top salary of 54,000 USD could be attained in just 8 years, the shortest time span.