The graph shows the amount earned by graduates of different age groups in 2002. It includes those with a degree, those with a higher degree (postgraduate) and those with other qualifications. Summarize the information by selecting and reporting the main features, and make comparisons where relevant.

The graph illustrates the income levels of individuals in different age groups based on their level of education in 2002. The data includes people with a 1st degree, those with qualifications, and postgraduates, with salaries ranging from 350 to approximately 810.

Firstly

, the 3rd category experienced an upward trend in salary until the group of 36-40, reaching a peak at 810.

However

,

after

this

age, their wages started to decrease. Despite

this

decline, the third category had the highest income level compared to the two groups. In the group of 46-55, their wages were equal to that of individuals with a higher education, both at 710. In the later stage of life, postgraduates earned more than those in the third category.

Secondly

, workers with a 1st degree had the lowest salary among all groups in comparison with the other two categories.

Although

, in the group of 56-60, people with a 1st grade earned the same amount as those in the "Others", which was almost 700.