Please help with this assignment in Java program language

Creating and Displaying Census Data using Multi-List:

For this assignment you must create a Window that displays census data. The census data consists of population information. Every entry includes CountyName, State (2 letter code), population, male population, female population, % population below poverty.

The census data should be displayed in a neat form. The table should be re-ordered (toggle ascending/descending) based on the column data when the column header is clicked.

You must create, implement and use a multi-list a single list with multiple links per node used for traversal with different purposes.