Lead Source - Reporting in Marketo

Hi Everyone,

I'm trying to create a new report that reports on all new leads obtained per source (I've created a Smart List, so this part is done). However, I'm trying to have stacked columns per month, with all the different sources in the same report.

Let me explain. Here's what I have created thus far from Marketo:

Now, I'm trying to have a report such as something like this:

Is that something that can be done?

Thanks!