gtmhub-bar directive allows you to display simple progress.
size attributes is the current share of the metric, while the
highest attribute is used to visually represent the current progress relative to a number.
fraction-size attribute is optional and defines number of decimal places to round the progress percentage to.
<div class="title">Email campaigns performance</div>
<gtmhub-bar size="20" highest="50" count="100" fraction-size="1"></gtmhub-bar>
Add a horizontal bar to an insight
As you are creating an insight:
click on the HTML Snippets button at the bottom left corner
hover over Simple progress bar
click Insert snippet
edit as needed