How to show Y axis in percentage instead of count in vertical bar chart


I am using a vertical bar chart for data visualization. I want percentage instead of count in the Y-axis.
I checked multiple options but was unable to get through it.

I am using version 7.6.1, lens visualization feature is not present in kibana for this version, do we have lens visualization feature in higher version to create the required viz.

Lens visualization

Viz Pic-