How to include inconsistent values in freq Graph ?

[Oj1698]

How can go about plotting a freq graph for this inconsistent % column ? I know how to remove the "%" and "Yrs". But I don't understand how to include value like "<1" "<2" in the graph .

[Ksharp]

https://blogs.sas.com/content/graphicallyspeaking/2017/10/09/advanced-ods-graphics-axis-tables-conta...