On the ‘Edit, Chart’ screen, click the ‘Chart’ tab and choose ‘Column Range' or ‘Bar Range’ from the list of chart types.
(screenshot)
To create a Sankey DiagramColumn Range/ Bar Range chart, you will need to add the following information on the Data tab, the 3 required pieces of data are all dimensions:
...
Identifier - this is a field that links the nodes together such as a Service Desk ticket number.
...
Node - such as an Employee Name
...
:
X Axis
High Value
Low Value
(screenshot)