The radar plugin will look to its left for data plugins. Try using this sample material data to compare various radar plugin configurations.
Example Charts
Choose an example configuration. Shift-click these links to see multiple configurations side-by-side.
Specify both Dimensions and Limits — names & numbers.
Sample Data
Data from Nike MSI 
material sustainability index.
The example radar charts expect to find this sample data. To use these charts with different datasets you may need to revise the specified dimensions or limits.
Polyester-Fabric-Tier2.csv
Cotton-Fabric-Tier2.csv