Scottish Election 2021 results: What do the early turnout figures mean?

Turnout at the Holyrood election appears to be up compared to 2016, but with few results announced it is not clear what exactly this will mean when all of the results have been counted.

Scottish Election 2021 results: What do the early turnout figures mean?
Turnout at the Holyrood election appears to be up compared to 2016, but with few results announced it is not clear what exactly this will mean when all of the results have been counted.