Here's a test made from one of Donal's excel files.
​Here is the original graph as we published it on acuitymag.com here.

The graph has some interactivity if you roll over and click and is also size responsive.
This is a free account so it comes with a credit and only limited control of the styling.

Hi Mila, below are the embed options. What would work best with sitecore?  I'm using an iframe here.