"no historical data available" in Scattered plot of analytics

Summary:

We created a scattered plot in Analytics, but while testing we get "no historical data available", even if date filter is set to "Last 24 months" and we do not apply any Advanced Filters

Why is that?

Content (please ensure you mask any confidential information):

We created a scattered plot in Analytics, but while testing we get "no historical data available". No particular filters are set:

but we got this message:

We have a good number of quotes with "Last updated" column within 24 months, so we do not understand why

Version (include the version you are using, if applicable):

26A