Analyse of identifying ideal workplace

The problem is to identify the ideal workplace for the user, especially for the just graduated students.
In order to solve this problem, we need to consider lots of factors. The factors of the places of different years can be found with the slider.
The layout is separated into 2 parts:
The first part is the visualisation of the average income of different places.
The second part is more details about the top 15 countries having the most income per capital.

More information about the second part:
Axis: y is the income per capital, x is the employment rate. The size of the circle is the GDP, the color is the consumption income ratio.