Can you create a bar chart with a single stacked bar?

I'm looking to do something that looks like this:

A single stacked bar chart.

I have data that looks like this:

However, when I try to stack, it insists on keeping it broken up into 4 different bars like this:

Am I missing something obvious? Thanks!

Hi @tjmule
Create a fake column to group by initially 0*0 or concat("SingleBar","")