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 shows the weekly earnings of full-time graduate employees in 2002, divided by age group and qualification type. The three categories include graduates with a first degree, those with a higher degree (postgraduate), and individuals with other qualifications. Overall, earnings increase with age across all groups, peaking at the 36–40 age group before gradually […]